CN210322603U - Concrete compression testing machine - Google Patents
Concrete compression testing machine Download PDFInfo
- Publication number
- CN210322603U CN210322603U CN201920638667.2U CN201920638667U CN210322603U CN 210322603 U CN210322603 U CN 210322603U CN 201920638667 U CN201920638667 U CN 201920638667U CN 210322603 U CN210322603 U CN 210322603U
- Authority
- CN
- China
- Prior art keywords
- bearing plate
- thick bamboo
- frame
- lower bearing
- concrete compression
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a concrete compression testing machine, include the frame, be located the drive arrangement and the bearing plate of frame bottom, the bearing plate includes bearing plate and lower bearing plate, the upper portion fixedly connected with fender section of thick bamboo of bearing plate down, the bearing plate direction motion that makes progress under the drive arrangement drive, the internal diameter that keeps off a section of thick bamboo is the same with the external diameter of last bearing plate, the bearing plate can be dismantled with drive arrangement down and be connected. The utility model discloses a keep off a section of thick bamboo fixed mounting on the upper portion of bearing plate under, and lower bearing plate then can dismantle with hydraulic cylinder and be connected, both can cooperate, hydraulic cylinder drive lower bearing plate rebound forces the inside that goes up the bearing plate and enter into a fender section of thick bamboo to extrude the test block, can not cause the unrestrained phenomenon of fragment to take place at whole extrusion crushing in-process, and after the test process, personnel can directly take off bearing plate and keep off a section of thick bamboo, pour its inside concrete test block can, avoid the trouble that personnel cleaned.
Description
Technical Field
The utility model relates to a building technical field especially relates to concrete compression testing machine.
Background
Along with the continuous improvement of the building technical level, the period of the building engineering is shorter and shorter, the building forms are diversified, the large-scale application of the concrete is benefited, the requirements on the quality and the environmental protection performance of the concrete are stricter, the compression test can be carried out on the concrete in order to ensure the engineering quality in the building engineering, the press is a universal press with a delicate structure and has the characteristics of wide application, high production efficiency and the like, the press can be widely applied to cutting, punching, blanking, bending, riveting, forming and other works, during the experiment, the concrete test block to be tested is placed on a placing table of the test machine, then the upper press plate and the lower press plate exert an acting force on the concrete through a driving device, the concrete test blocks are extruded through the concrete compression test machine, and the test blocks are crushed directly to obtain various data values.
At present, chinese patent with publication number CN 207020002U discloses a concrete compression testing machine, and through last bearing plate fixed mounting there is a fender section of thick bamboo in this patent, the barrel inboard cooperatees with the surface of holding down plate, can detain on the holding down plate to shelter from the piece that scatters when the concrete piece is crushed, but after the testing machine test, keep off a section of thick bamboo and reply home position, broken concrete piece still can scatter in the take-up (stock) pan, need the manual work to clean.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a concrete compression testing machine, through will keep off a section of thick bamboo and install under on the bearing plate, can dismantle lower bearing plate and fender section of thick bamboo in the lump to can guarantee by the crushing back concrete test block all scatter in keeping off a section of thick bamboo, the test will be down after finishing bearing plate and keep off a section of thick bamboo and take off and once only pour the concrete.
According to the utility model discloses concrete compression testing machine, include the frame, be located the drive arrangement and the bearing plate of frame bottom, the bearing plate includes bearing plate and lower bearing plate, the upper portion fixedly connected with fender section of thick bamboo of bearing plate down, the bearing plate direction motion that makes progress under the drive arrangement drive, the internal diameter of fender section of thick bamboo is the same with the external diameter of last bearing plate, lower bearing plate can dismantle with drive arrangement and be connected.
Preferably, the driving device comprises a hydraulic oil cylinder and a control box for controlling the action of the hydraulic oil cylinder, the output end of the hydraulic oil cylinder is connected with a piston rod, a part of the piston rod protrudes outwards, and the control box is provided with an oil return valve and an oil delivery valve.
Preferably, the bottom of the lower bearing plate is provided with a groove body, the shape of the groove body is the same as that of a piston rod of an external protruding part of the hydraulic oil cylinder, the lower bearing plate is sleeved on the outer surface of a piston rod of the external protruding part, the lower bearing plate is detachably arranged, and after the test is finished, a person directly takes down the lower bearing plate to directly pour out the broken concrete test block in the blocking cylinder.
Preferably, the rack comprises a top frame, four supporting columns and a bottom frame, the top frame is connected with the bottom frame through the four supporting columns, and the four supporting columns penetrate through the top frame and the bottom frame.
Preferably, a lead screw is vertically arranged at the center of the top frame, the lead screw thread penetrates through the top frame and extends downwards to the upper portion of the hydraulic oil cylinder, a hand wheel is fixedly connected to the upper end of the lead screw, the hand wheel and the lead screw can be rotated according to the size of a test block, so that the test space can be properly adjusted, the lower end of the lead screw is connected with the upper bearing plate through a movable ball seat, and after the bottom surface of the upper bearing plate is contacted with the top surface of the test block during operation, the fine gradient in the height direction of the test block can be automatically adapted, so that two planes are contacted with each other comprehensively, and the stress uniformity.
Preferably, be connected with the protection casing between roof-rack and the chassis, the height of protection casing is the same with the height of lower bearing plate, the fixed cover of protection casing is established four on the pillar, the fragment restriction that the protection casing can produce the concrete avoids it to splash and injures the experimenter, the outside of protection casing has the cover door through hinge joint, the middle part of cover door is the fretwork form, and the cover door of fretwork form can make things convenient for personnel to observe the experimental condition of experimental test block.
Preferably, a positioning wire frame is carved on the upper surface of the lower bearing plate, so that the test block can be conveniently placed in the center.
The utility model discloses in, through the upper portion that will keep off a section of thick bamboo fixed mounting bearing plate under, and lower bearing plate then can dismantle with hydraulic cylinder and be connected, the internal diameter that keeps off a section of thick bamboo is the same with the external diameter of last bearing plate, both can cooperate, the inside that hydraulic cylinder drive lower bearing plate rebound forces last bearing plate to enter into a fender section of thick bamboo extrudees the test block, such design can make the concrete test block sealed completely inside keeping off a section of thick bamboo, can not cause the unrestrained phenomenon of fragment to take place at whole extrusion crushing in-process, and after the experimentation, personnel can directly take off lower bearing plate and keep off a section of thick bamboo, concrete test block inside with it can to fall, avoid the trouble that personnel cleaned.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the concrete compression testing machine provided by the utility model;
fig. 2 is a partial cross-sectional view of the concrete compression testing machine provided by the present invention;
FIG. 3 is that the utility model provides a concrete compression testing machine's lower bearing plate, keep off a section of thick bamboo and hydraulic cylinder
And (5) assembling a schematic diagram.
In the figure: 1. a control box; 2. an oil delivery valve; 3. an oil return valve; 4. a hydraulic cylinder; 5. a pillar; 6. an upper bearing plate; 7. a protective cover; 8. a cover door; 9. a lead screw; 10. a hand wheel; 11. a top frame; 12. a chassis; 13. a piston rod; 14. a lower bearing plate; 15. a blocking cylinder; 16. a tank body.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
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. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the concrete compression testing machine comprises a rack, a driving device and a bearing plate, wherein the driving device and the bearing plate are positioned at the bottom of the rack, the bearing plate comprises an upper bearing plate 6 and a lower bearing plate 14, the upper part of the lower bearing plate 14 is fixedly connected with a blocking cylinder 15, the driving device drives the lower bearing plate 14 to move towards the upper bearing plate 6, the inner diameter of the blocking cylinder 15 is the same as the outer diameter of the upper bearing plate 6, the blocking cylinder 15 is matched with the upper bearing plate 6, so that the upper bearing plate 6 enters the blocking cylinder 15, the lower bearing plate 14 is detachably connected with the driving device, and after the test is finished, the lower bearing plate 14 is taken down to pour out an internal test block; the driving device comprises a hydraulic oil cylinder 4 and a control box 1 for controlling the action of the hydraulic oil cylinder 4, the output end of the hydraulic oil cylinder 4 is connected with a piston rod 13, a part of the piston rod 13 protrudes outwards, an oil return valve 3 and an oil delivery valve 2 are installed on the control box 1, during a test, the oil return valve 3 is closed, the oil delivery valve 2 is opened, and the action of the hydraulic oil cylinder 4 drives the piston rod 13 to extend out to act on a lower bearing plate 14; the rack comprises a top frame 11, four supporting columns 5 and a bottom frame 12, wherein the top frame 11 is connected with the bottom frame 12 through the four supporting columns 5, and the four supporting columns 5 penetrate through the top frame 11 and the bottom frame 12; a lead screw 9 is vertically arranged at the center of the top frame 11, the thread of the lead screw 9 penetrates through the top frame 11 and extends downwards to the upper part of the hydraulic oil cylinder 4, a hand wheel 10 is fixedly connected to the upper end of the lead screw 9, the hand wheel 10 is rotated to drive the lead screw 9 to move so as to adjust the distance between the upper bearing plate 6 and the lower bearing plate 14, and the lower end of the lead screw 9 is connected with the upper bearing plate 6 through a movable ball seat; a protective cover 7 is connected between the top frame 11 and the bottom frame 12, the height of the protective cover 7 is the same as that of the lower bearing plate 14, the protective cover 7 is fixedly sleeved on the four supporting columns 5, a cover door 8 is hinged to the outer portion of the protective cover 7 through a hinge, the cover door 8 is opened, a concrete test block is placed on the lower bearing plate 14, fragments generated by the test block during testing are blocked by the protective cover 7 to avoid splashing, the middle of the cover door 8 is hollow, and in the whole testing process, a person can observe the testing condition of the test block through the cover door 8; the upper surface of the lower bearing plate 14 is carved with a positioning wire frame, and when placing a test block, the test block can be placed at the central position of the lower bearing plate 14 by referring to the positioning wire frame.
Referring to fig. 3, a groove 16 is formed at the bottom of the lower bearing plate 14, the shape of the groove 16 is the same as the shape of the piston rod 13 of the external protrusion part of the hydraulic oil cylinder 4, the lower bearing plate 14 is sleeved on the outer surface of the piston rod 13 of the external protrusion part, when a concrete test is performed, the groove 16 at the bottom of the lower bearing plate 14 is firstly aligned with the piston rod 13 and sleeved on the outside of the piston rod 13, and the lower bearing plate 14 is directly taken down after the test is finished.
When the device works, the cover door 8 is opened, a person refers to a positioning wire frame on the surface of the lower bearing plate 14, a concrete test block is placed at the center of the lower bearing plate 14, then the cover door 8 is closed, the hand wheel 10 is rotated, the lead screw 9 is adjusted to move downwards to enable the surface of the upper bearing plate 6 to be contacted with the test block, after the bottom surface of the upper bearing plate 6 is contacted with the top surface of the test block, the movable ball seat automatically adapts to the fine inclination of the height direction of the test block to enable the two planes to be contacted with each other completely, then the hydraulic oil cylinder 4 is started through the control box 1, the oil return valve 3 is closed, the oil supply valve 2 is opened, loading tests are carried out stably at required speed rate through regulating and controlling the oil supply valve 2, the hydraulic oil cylinder 4 drives the lower bearing plate 14 to move towards the upper bearing plate 6, the blocking cylinder 15 is matched with the upper bearing plate 6, the upper bearing plate 6 enters the blocking cylinder 15 and, make fluid flow back to the oil tank fast, the fragment that produces at the test process test block is in keeping off a section of thick bamboo 15 completely, can not cause unrestrained, and the extrusion in-process can have the phenomenon of splashing and take place, and protection casing 7 can be with the limit that splashes that the test block produced in inside, prevents that it from splashing to cause the injury to the experimenter, and after the experiment, rotation hand wheel 10 makes lead screw 9 reply home position, opens cover door 8, and the personnel directly take off bearing plate 14 and keep off a section of thick bamboo 15, fall broken test block.
To sum up, through keeping off a section of thick bamboo fixed mounting on the upper portion of bearing plate down, and lower bearing plate then can dismantle with hydraulic cylinder and be connected, the internal diameter of fender section of thick bamboo is the same with the external diameter of last bearing plate, both can cooperate, hydraulic cylinder drive lower bearing plate rebound forces the inside that goes up the bearing plate and enter into a fender section of thick bamboo to extrude the test block, such design can make the concrete test block totally enclosed inside a fender section of thick bamboo, can not cause the unrestrained phenomenon of fragment to take place in whole extrusion crushing process, and after the test process, personnel can directly take off bearing plate and fender section of thick bamboo, it can to pour its inside concrete test block, avoid the trouble that personnel cleaned.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (7)
1. Concrete compression testing machine, including the frame, be located the drive arrangement and the bearing plate of frame bottom, its characterized in that: the bearing plate includes bearing plate and lower bearing plate, the upper portion fixedly connected with fender section of thick bamboo of bearing plate down, the bearing plate direction motion that makes progress under the drive arrangement drive, the internal diameter of fender section of thick bamboo is the same with the external diameter of last bearing plate, bearing plate can dismantle with drive arrangement down and be connected.
2. The concrete compression tester according to claim 1, characterized in that: the driving device comprises a hydraulic oil cylinder and a control box used for controlling the action of the hydraulic oil cylinder, the output end of the hydraulic oil cylinder is connected with a piston rod, a part of the piston rod protrudes outwards, and an oil return valve and an oil delivery valve are installed on the control box.
3. The concrete compression tester according to claim 2, characterized in that: the bottom of the lower bearing plate is provided with a groove body, the shape of the groove body is the same as that of a piston rod of an external protruding part of the hydraulic oil cylinder, and the lower bearing plate is sleeved on the outer surface of the piston rod of the external protruding part.
4. The concrete compression tester according to claim 3, wherein: the rack comprises a top frame, four supporting columns and a bottom frame, wherein the top frame is connected with the bottom frame through the four supporting columns, and the four supporting columns penetrate through the top frame and the bottom frame.
5. The concrete compression tester according to claim 4, wherein: the center position of the top frame is vertically provided with a lead screw, the lead screw thread penetrates through the top frame and extends downwards to the upper part of the hydraulic oil cylinder, the upper end of the lead screw is fixedly connected with a hand wheel, and the lower end of the lead screw is connected with the upper bearing plate through a movable ball seat.
6. The concrete compression tester according to claim 4, wherein: be connected with the protection casing between roof-rack and the chassis, the height of protection casing is the same with the height of lower bearing plate, the fixed cover of protection casing is established four on the pillar, the outside of protection casing has the cover door through hinge joint, the middle part of cover door is the fretwork form.
7. The concrete compression tester according to claim 1, characterized in that: and a positioning wire frame is carved on the upper surface of the lower bearing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920638667.2U CN210322603U (en) | 2019-05-07 | 2019-05-07 | Concrete compression testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920638667.2U CN210322603U (en) | 2019-05-07 | 2019-05-07 | Concrete compression testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210322603U true CN210322603U (en) | 2020-04-14 |
Family
ID=70137616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920638667.2U Active CN210322603U (en) | 2019-05-07 | 2019-05-07 | Concrete compression testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210322603U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111413209A (en) * | 2020-04-23 | 2020-07-14 | 中国地质科学院水文地质环境地质研究所 | A pressure-bearing detection device for civil mechanics is experimental |
-
2019
- 2019-05-07 CN CN201920638667.2U patent/CN210322603U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111413209A (en) * | 2020-04-23 | 2020-07-14 | 中国地质科学院水文地质环境地质研究所 | A pressure-bearing detection device for civil mechanics is experimental |
| CN111413209B (en) * | 2020-04-23 | 2023-04-14 | 中国地质科学院水文地质环境地质研究所 | A pressure-bearing detection device for civil mechanics is experimental |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210322603U (en) | Concrete compression testing machine | |
| CN219391648U (en) | Building resistance to compression test equipment | |
| BE1029107A1 (en) | A special stir head for keyless stir friction joining of aluminum alloy plates | |
| DD299277A5 (en) | CENTRIFUGAL BREAKER | |
| DE2834672A1 (en) | DEVICE FOR SCRATCHING GLASS | |
| EP1893401B1 (en) | Device for stamping and/or shaping sheet metal, wires and similar | |
| CN111054243A (en) | Stirring device and method for preparing nano material | |
| CN110735228A (en) | Processing equipment of wool and silk warm core flocculus | |
| CN214920692U (en) | Automobile reinforcing plate | |
| CN215901890U (en) | Steel shot production breaker | |
| DE112015004561B4 (en) | Fuel supply devices | |
| CN210906903U (en) | Metal stamping workpiece substandard product processing apparatus | |
| CN217555316U (en) | Automobile carpet fabric opening device | |
| CN219560451U (en) | Vibrating screen capable of preventing silicon powder from splashing during processing | |
| CN110711817A (en) | Fluidized bed sieve plate punching forming machine | |
| CN219051201U (en) | Feeding mechanism for grinding disc cutter head profiling and multi-layer profiling robot | |
| CN218370325U (en) | Scraping device of disk feeder | |
| CN110549609A (en) | Laser sintering printer | |
| CN220994888U (en) | Pouring pressurizing device | |
| CN214783599U (en) | A safety protection structure for water conservancy construction | |
| CN212792418U (en) | Rolling mill is used in shaped steel production | |
| CN219880502U (en) | Swing screening machine | |
| CN220054264U (en) | Packaging equipment for fire-resistant window production | |
| CN217123052U (en) | Bearing dismounting device | |
| CN219786367U (en) | Safety monitoring device for press machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |