CN211318095U - Cement paste fluidity detection device - Google Patents
Cement paste fluidity detection device Download PDFInfo
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- CN211318095U CN211318095U CN201921718772.3U CN201921718772U CN211318095U CN 211318095 U CN211318095 U CN 211318095U CN 201921718772 U CN201921718772 U CN 201921718772U CN 211318095 U CN211318095 U CN 211318095U
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Abstract
The utility model provides a cement paste fluidity detection device, which relates to the technical field of cement paste detection equipment and comprises two supports arranged along the vertical direction, a funnel, a sealing cover and a spanner, wherein the opening of the funnel is upward, and a main shaft is erected in the middle of the supports along the vertical direction; the sealing cover is used for sealing or opening the lower opening of the funnel, and the funnel is provided with a magnetic suction piece for attracting the sealing cover to keep the sealing cover in an open state; the spanner sets up in the lateral part of funnel and is used for with the outer end joint of closing cap. The utility model provides a clean thick liquid mobility detection device of cement realizes opening of funnel below closing cap through the spanner of pulling with the closing cap joint, then utilizes the closing cap to open elasticity in the twinkling of an eye and realizes that magnetism inhales the piece and inhale the effect to magnetism on the piece with the closing cap fast, avoids the closing cap to open not enough or the normal problem of flowing of the clean thick liquid of swing back and forth influence cement to guarantee to the effective survey of the clean thick liquid flow time of cement, and then realize the accurate detection to the clean thick liquid mobility parameter of cement.
Description
Technical Field
The utility model belongs to the technical field of the clean thick liquid check out test set of cement, more specifically say, relate to a clean thick liquid mobility detection device of cement.
Background
In bridge construction, cement paste is often used in bridge body manufacturing. One performance index in the cement paste is called cement paste fluidity, and the index is detected by using a cement paste fluidity tester. The cement paste fluidity detection is an important means for inspecting the performance of the cement paste.
At present, the service conditions of the instrument are limited by the operating speed of a person in charge of opening the switch, and the opening and closing speeds of the gate are different due to different operating hand speeds, so that the difference of detection results is large, and the accuracy of experimental data is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cement paste fluidity detection device to solve among the prior art cement paste fluidity apparatus and be subject to operating personnel's the operating speed, influence the technical problem of detection accuracy in the survey process.
In order to achieve the above object, the utility model adopts the following technical scheme: the device comprises two supports arranged along the vertical direction, a funnel with an upward opening and a main shaft arranged between the two supports along the vertical direction, a sealing cover and a wrench; the sealing cover is used for sealing or opening the lower opening of the funnel, and the funnel is provided with a magnetic suction piece for attracting the sealing cover to keep the sealing cover in an open state; the spanner sets up in the lateral part of funnel and is used for with the outer end joint of closing cap.
As another embodiment of this application, the face perpendicular to funnel's of the piece is inhaled to magnetism main shaft setting, and magnetism is inhaled the piece and is passed through first articulated shaft with the closing cap and articulate.
As another embodiment of this application, the upper end of spanner passes through the second articulated shaft with the funnel and articulates, and the free end of closing cap is equipped with the jack catch that extends to outside top, is equipped with the logical groove that the axial of perpendicular to second articulated shaft link up the setting on the spanner, leads to the inslot and is equipped with the joint axle that the main shaft is on a parallel with the setting of second articulated shaft and is used for with the jack catch joint.
As another embodiment of this application, joint axle includes and rotates the pivot of being connected and the cover is located the pivot periphery and rotates the flexible cover of being connected with the pivot with the spanner, and the periphery and the jack catch joint of flexible cover.
As another embodiment of the present application, two sides of the funnel are respectively and symmetrically provided with a first support rod which is arranged along the radial direction of the funnel and two ends of which are respectively erected on the two supports, and the first support rod is rotatably connected with the supports around a main shaft of the first support rod.
As another embodiment of the application, a balance ring sleeved on the periphery of the funnel is arranged between the funnel and the support, two second support rods extending along the radial direction and having two ends respectively erected on the two supports are arranged on the outer side of the balance ring, and the second support rods are rotatably connected with the supports; the outside of funnel is equipped with two and erects the third bracing piece on the stabilizer ring respectively along radial extension and both ends, and the third bracing piece rotates with the stabilizer ring to be connected.
As another embodiment of the present application, the second support bar and the third support bar are perpendicular to each other.
As another embodiment of the application, a second ball head is arranged at the outer end of the second support rod, and a second arc-shaped groove for supporting the second ball head is arranged on the support; the outer end of the third support rod is provided with a third ball head, and the balance ring is provided with a third arc-shaped groove for supporting the third ball head.
As another embodiment of this application, still be equipped with the bearing piece on the stabilizer ring, the third arc wall sets up on the bearing piece.
As another embodiment of the present application, a timing device electrically connected to the controller and a laser sensor electrically connected to the controller are further disposed above the funnel.
The utility model provides a cement paste fluidity detection device's beneficial effect lies in: compared with the prior art, the utility model provides a clean thick liquid mobility detection device of cement realizes opening of funnel below closing cap through the spanner of pulling with the closing cap joint, then utilize the closing cap to open elasticity in the twinkling of an eye and realize that magnetism inhales the piece and inhale the effect to magnetism on the piece fast with the closing cap for the closing cap leaves the end opening of funnel fast, avoid the closing cap to open the problem that the normal flow of the clean thick liquid of cement is influenced not totally or the swing back and forth, with the effective survey of assurance to the clean thick liquid flow time of cement, and then realize the accurate detection to the clean thick liquid mobility parameter of cement.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a device for detecting fluidity of cement paste according to an embodiment of the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is a schematic top view of the gimbal shown in FIG. 2;
FIG. 4 is a schematic partial front view of the gimbal shown in FIG. 3;
FIG. 5 is a schematic view of a partial enlarged structure of I in FIG. 1;
fig. 6 is a left side partial sectional view of the wrench and the second hinge shaft of fig. 5;
fig. 7 is a schematic structural diagram of a device for detecting fluidity of cement paste provided by the embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
100. a support; 110. a laser sensor; 200. a funnel; 210. a first support bar; 220. a second support bar; 221. a second ball head; 230. a third support bar; 231. a third ball head; 240. a balance ring; 241. a bearing block; 242. a third arc-shaped slot; 300. sealing the cover; 310. a claw; 320. a first hinge shaft; 400. a magnetic member; 500. a wrench; 511. a through groove; 520. clamping the shaft; 521. a rotating shaft; 522. a flexible sleeve; 530. a second hinge shaft.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 7, a cement paste fluidity detecting device according to the present invention will be described. The cement paste fluidity detection device comprises two supports 100 arranged along the vertical direction, a funnel 200 with an upward opening and a main shaft arranged between the two supports 100 along the vertical direction, a sealing cover 300 and a wrench 500; the sealing cover 300 is used for sealing or opening the lower opening of the funnel 200, and the funnel 200 is provided with a magnetic attraction piece 400 for attracting the sealing cover 300 to keep the sealing cover 300 in an open state; the wrench 500 is disposed at a side portion of the funnel 200 and is used to be engaged with an outer end of the cap 300. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
The utility model provides a pair of clean thick liquid mobility detection device of cement, compared with the prior art, the utility model provides a clean thick liquid mobility detection device of cement realizes opening of funnel 200 below closing cap 300 through the spanner 500 of pulling with closing cap 300 joint, then utilize closing cap 300 to open the elasticity in the twinkling of an eye and realize that magnetism inhales piece 400 inhales the effect to magnetism on the piece 400 fast with closing cap 300 for the quick end opening department of leaving funnel 200 of closing cap 300, avoid closing cap 300 to open the problem that the quick flow of not complete or the swing back and forth influences the clean thick liquid of cement, with the effective survey of assurance to the clean thick liquid flow time of cement, and then realize the accurate detection to the clean thick liquid mobility parameter of cement.
In this embodiment, closing cap 300 sets up in the lower extreme of funnel 200, can adopt direct and funnel 200 to rotate the form of being connected and realize being connected with funnel 200, the purpose is in order to guarantee closing cap 300 to the shutoff of funnel 200, again can be when carrying out the net thick liquid of cement mobility detection on the lower mouthful department of funnel 200 is whole to be putd aside and actuation to magnetism inhale 400 on, avoid closing cap 300 to make a round trip to reciprocate to rock in the lower mouthful department of funnel 200, cause and block or the interference of the net thick liquid flow process of cement, guarantee the clear thick liquid of the net thick liquid of funnel 200 lower mouthful cement and flow smooth and easy nature, be convenient for obtain the flow time of accuracy, avoid measuring error's production. The instant that spanner 500 opened closing cap 300 receives elasticity, combines the effect of the clean thick liquid of cement in the funnel 200 to closing cap 300, and closing cap 300 produces the swing around the pin joint, when closing cap 300 swung to and magnetism piece 400 was inhaled to the contained angle of being the acute angle, magnetism piece 400 with closing cap 300 actuation to magnetism inhale the below of piece 400.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 and fig. 5, the surface of the magnetic attraction member 400 is perpendicular to the main shaft of the funnel 200, and the magnetic attraction member 400 is hinged to the sealing cover 300 through the first hinge shaft 320. Magnetism is inhaled piece 400 and is adopted the mode that the main shaft of face perpendicular to funnel 200 set up, can rotate around first articulated shaft 320 from funnel 200 end opening department at closing cap 300, can carry out effectual actuation to closing cap 300 when moving away, avoids closing cap 300 to cause the stopping or the interference of the clean thick liquid downward flow in funnel 200 around first articulated shaft 320 swing, and then realizes effectively opening of funnel 200 end opening to conveniently time with the timer, improve measuring time's accuracy.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 5 and fig. 6, the upper end of the wrench 500 is hinged to the funnel 200 through the second hinge shaft 530, the free end of the sealing cap 300 is provided with the jaw 310 extending to the upper side of the outside, the wrench 500 is provided with a through groove 511 through which the axial direction perpendicular to the second hinge shaft 530 is arranged, and the through groove 511 is provided with a clamping shaft 520 having a main shaft parallel to the second hinge shaft 530 and being used for clamping with the jaw 310. The clamping jaw 310 disposed on the cover 300 is located at a side of the cover 300 away from the first hinge shaft 320, and is used for clamping the wrench 500, so as to ensure the position limitation of the wrench 500 to the closed state of the cover 300. The jack catch 310 is the part that radially extends to the outside along closing cap 300, and still has the trend of tilt up when extending to the outside, and the inclination is certain radian to realize the joint with the joint axle 520 of top spanner 500, improve the compactness of the two structural connection, reduce occupation space, joint axle 520 sets up in logical groove 511 of spanner 500, and rotates with spanner 500 to be connected. The bottom of the claw 310 is provided with a radian used for being matched with the clamping shaft 520, so that the problem that the claw and the clamping shaft are locked at the relative positions and are difficult to open is avoided.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, fig. 5 and fig. 6, the clamping shaft 520 includes a rotating shaft 521 rotatably connected to the wrench 500 and a flexible sleeve 522 rotatably connected to the rotating shaft 521 and sleeved on the periphery of the rotating shaft 521, and the periphery of the flexible sleeve 522 is clamped to the clamping claw 310. The flexible cover 522 that the periphery of joint axle 520 set up can adopt the component of silica gel or rubber material, be convenient for at the in-process with jack catch 310 joint, certain elasticity volume has, be favorable to reducing opening the degree of difficulty of spanner 500 and jack catch 310, improve the convenience of operation, also provide partly when opening for closing cap 300 simultaneously and inhale the elasticity of piece 400 one side to being close to magnetism, the smooth and easy absorption of piece 400 of being convenient for magnetism lives closing cap 300, make closing cap 300 avoid the end opening of funnel 200 completely.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 7, the two sides of the funnel 200 are respectively and symmetrically provided with first supporting rods 210 which are arranged along the radial direction of the funnel 200 and have two ends respectively erected on the two supports 100, and the first supporting rods 210 are rotatably connected with the supports 100 around the main shaft of the first supporting rods 210. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. The first support rods 210 provided at both sides of the funnel 200 enable a rotational connection with the support 100. The first supporting rod 210 can be installed by inserting into a hole formed in the support 100, so that the first supporting rod 210 can be hinged to the support 100, or the two ends of the first supporting rod 210 can be erected on the support 100 on two sides, and a groove body which is used for accommodating the first supporting rod 210 and has an upward opening is formed in the top surface of the support 100, so that the position of the outer end of the first supporting rod 210 can be effectively limited, and the first supporting rod 210 is prevented from sliding or even falling off from the support 100.
In this embodiment, the lower end of the funnel 200 is provided with an inverted cone-shaped bottom, and the first support rod 210 is connected to the upper end of the bottom. The tank bottoms of funnel 200 lower extreme sets up to the form of back taper, is convenient for realize that the action of gravity of whole funnel 200 and cement paste is to the influence of relative position between first bracing piece 210 and the support 100, is convenient for timely carry out the vertical alignment of funnel 200 position, improves the ability that flows of cement paste.
The existing tester for fluidity of cement paste obtains the total time of the cement paste flowing out of the funnel 200 by introducing a certain amount of cement paste into the funnel 200, visually observing the cement paste and metering the cement paste by using a timer, and then calculates the fluidity of the cement paste according to a related formula. In the actual use process, the problem that the measuring time is affected due to the fact that the main shaft of the funnel 200 is not coincident with the vertical direction is often caused. In this embodiment, in order to avoid the problem of inaccurate calculation of the liquid level measurement due to the deflection of the main shaft of the funnel 200 during the installation and the subsequent use of the funnel 200, the connection form between the funnel 200 and the support 100 is specifically set. Through adopting first bracing piece 210 to erect funnel 200 on the support 100 of both sides, can realize the automatic alignment of funnel 200 position, help improving the accuracy of funnel 200 position in vertical direction, avoid funnel 200 main shaft and vertical direction to produce the contained angle as far as possible, the edge of funnel 200 end opening when reducing the cement paste whereabouts is to the resistance that the cement paste produced, the long accurate monitoring of assurance cement paste whereabouts.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, a balance ring 240 sleeved on the periphery of the funnel 200 is disposed between the funnel 200 and the support 100, two second support rods 220 extending along the radial direction and having two ends respectively erected on the support 100 are disposed outside the balance ring 240, and the second support rods 220 are rotatably connected to the support 100; two third support rods 230 extending along the radial direction and having two ends respectively erected on the balance ring 240 are disposed outside the funnel 200, and the third support rods 230 are rotatably connected with the balance ring 240. The second support bar 220 and the third support bar 230 are disposed perpendicular to each other. In this embodiment, the support 100 is realized to the support of stabilizer ring 240 through second bracing piece 220 at the stabilizer ring 240 of funnel 200's periphery setting, and then realize stabilizer ring 240 to the effective support of third bracing piece 230 and funnel 200, third bracing piece 230 and second bracing piece 220 become certain contained angle setting, be convenient for realize the coincidence of funnel 200 main shaft and vertical direction on a plurality of longitudinal section, and then guarantee the vertical degree of funnel 200's self axis, realize the comprehensive smooth discharge of funnel 200 lower jaw department cement paste.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, the outer end of the second support rod 220 is provided with a second ball head 221, and the support 100 is provided with a second arc-shaped groove for supporting the second ball head 221; the outer end of the third supporting rod 230 is provided with a third ball head 231, and the balance ring 240 is provided with a third arc-shaped groove 242 for supporting the third ball head 231. In this embodiment, in order to ensure the stability of the connection between the third support rod 230 and the balance ring 240 and between the second support rod 220 and the support 100, the balance ring 240 is provided with a third arc-shaped groove 242 for rolling and matching with the third ball head 231 at the end of the third support rod 230, the opening of the third arc-shaped groove 242 faces upward and the radian of the third ball head 231 is consistent, so that the third arc-shaped groove 242 and the third ball head can rotate smoothly relative to each other under the gravity action of the funnel 200 and cement paste, thereby ensuring the verticality of the main shaft of the funnel 200, and further realizing the smooth flow-down of the cement paste. The same holds true for the fit between the second arcuate slot and the second bulb 221.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, a supporting block 241 is further disposed on the balance ring 240, and the third arc-shaped groove 242 is disposed on the supporting block 241. The balancing ring 240 is an annular component, and the cross-section can be the rectangle, also can be circular, in order to guarantee the stability of cooperation relation between third bracing piece 230 and the balancing ring 240 the two, it sets up bearing piece 241 to correspond on balancing ring 240, be convenient for provide more stable plane, set up third arc-shaped groove 242 on bearing piece 241, can realize the effective bearing to third bulb 231, guarantee that the funnel 200 main shaft is stable and be in vertical state, improve the accuracy nature that the cement paste detected.
As a specific implementation manner of the embodiment of the present invention, the cement paste fluidity detection device further includes a controller, and the top of the funnel 200 is further respectively provided with a timing device electrically connected to the controller and a laser sensor 110 electrically connected to the controller. The laser sensor 110 is a sensor that performs measurement using laser technology. The laser sensor 110 has the advantages of capability of realizing non-contact remote measurement, high speed, high precision and the like. In this embodiment, the laser sensor 110 is used to effectively monitor the liquid level of the cement paste in the hopper 200, and the monitored distance value between the laser sensor 110 and the liquid level of the cement paste is transmitted to the controller. When the cement paste is not stored in the hopper 200, the laser sensor 110 measures the distance value from the laser sensor 110 to the top surface of the bottom cover 300, and transmits the distance value to the controller for storage; when the cement paste is stored in the hopper 200, the laser sensor 110 can monitor the distance value from the laser sensor 110 to the cement paste in real time, and transmit the newly monitored distance value from the laser sensor 110 to the liquid level to the controller, when the cement paste starts to be discharged, the laser sensor 110 transmits the newly monitored distance value from the laser sensor 110 to the liquid level to the controller, and the controller judges through a preset program set by the controller that a timer is started through the preset program when the difference exists between the new distance value and the original distance value between the cement paste and the laser sensor 110, and the timer starts to time; when the distance value transmitted to the controller by the laser sensor 110 is consistent with the originally measured distance value from the laser sensor 110 to the top surface of the sealing cover 300, the fact that the cement paste has flowed to the position where the liquid level height reaches the original top surface of the sealing cover 300 is indicated, the laser sensor 110 transmits the value to the controller, the controller judges that the cement paste has flowed completely according to a preset program, an instruction is sent to the timer, the timer is controlled to stop timing, and the measured time parameter is obtained. In this embodiment, the laser sensor 110 with the ILD1420 model, or the laser sensor 110 with other measuring ranges and precision meeting the measurement requirement may be adopted to achieve the effect of accurate distance measurement.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Cement paste fluidity detection device, its characterized in that includes:
two supports are arranged along the up-down direction;
the funnel is provided with an upward opening, and the main shaft is erected between the two supports along the up-down direction;
the sealing cover is used for plugging or opening a lower opening of the funnel, and the funnel is provided with a magnetic attraction piece for attracting the sealing cover to keep the sealing cover in an open state;
the spanner, set up in the lateral part of funnel just be used for with the outer end joint of closing cap.
2. The apparatus of claim 1, wherein the magnetic member has a plate surface perpendicular to a main axis of the hopper, and the magnetic member is hinged to the cover via a first hinge shaft.
3. The device for detecting the fluidity of cement paste according to claim 1, wherein the upper end of the wrench is hinged to the hopper through a second hinge shaft, the free end of the cover is provided with a jaw extending upward and outward, the wrench is provided with a through groove which is arranged perpendicular to the second hinge shaft and is axially through, and the through groove is internally provided with a clamping shaft of which the main shaft is arranged parallel to the second hinge shaft and is used for being clamped with the jaw.
4. The device for detecting the fluidity of cement paste according to claim 3, wherein the clamping shaft comprises a rotating shaft rotatably connected with the wrench and a flexible sleeve which is sleeved on the periphery of the rotating shaft and rotatably connected with the rotating shaft, and the periphery of the flexible sleeve is clamped with the clamping jaw.
5. The apparatus for detecting fluidity of cement paste according to claim 1, wherein first support rods extending in a radial direction of the funnel and having both ends respectively mounted on the two supports are symmetrically provided on both sides of the funnel, and the first support rods are rotatably connected to the supports around a main axis of the first support rods.
6. The apparatus according to claim 1, wherein a balance ring is disposed between the hopper and the support and around the hopper, two second support rods radially extending and having two ends respectively mounted on the two supports are disposed outside the balance ring, and the second support rods are rotatably connected to the support; the outside of funnel is equipped with two and erects respectively along radial extension and both ends third bracing piece on the compensating ring, the third bracing piece with the compensating ring rotates to be connected.
7. The apparatus for detecting fluidity of cement paste according to claim 6, wherein the second support bar and the third support bar are arranged perpendicular to each other.
8. The apparatus according to claim 6, wherein a second ball is disposed at an outer end of the second support rod, and a second arc-shaped groove for supporting the second ball is disposed on the support; the outer end of the third support rod is provided with a third ball head, and the balance ring is provided with a third arc-shaped groove for supporting the third ball head.
9. The apparatus for detecting fluidity of cement paste according to claim 8, wherein the balancing ring is further provided with a support block, and the third arc-shaped groove is provided on the support block.
10. The apparatus for detecting fluidity of cement paste according to any one of claims 1 to 9, further comprising a controller, and a timing device electrically connected to the controller and a laser sensor electrically connected to the controller are respectively provided above the hopper.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921718772.3U CN211318095U (en) | 2019-10-14 | 2019-10-14 | Cement paste fluidity detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921718772.3U CN211318095U (en) | 2019-10-14 | 2019-10-14 | Cement paste fluidity detection device |
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| CN211318095U true CN211318095U (en) | 2020-08-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021238308A1 (en) * | 2020-05-28 | 2021-12-02 | 中交一公局集团有限公司 | Inspection mold, vibration inspection apparatus, and asphalt mixture fluidity measurement method |
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2019
- 2019-10-14 CN CN201921718772.3U patent/CN211318095U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021238308A1 (en) * | 2020-05-28 | 2021-12-02 | 中交一公局集团有限公司 | Inspection mold, vibration inspection apparatus, and asphalt mixture fluidity measurement method |
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