CN206504958U

CN206504958U - Pressure testing machine

Info

Publication number: CN206504958U
Application number: CN201720176572.4U
Authority: CN
Inventors: 隋瑞山; 吕天亮; 赵志刚; 张颖; 孙文
Original assignee: Beijing Bannochhoven Concrete Co Ltd
Current assignee: Beijing Bannochhoven Concrete Co Ltd
Priority date: 2017-02-25
Filing date: 2017-02-25
Publication date: 2017-09-19
Anticipated expiration: 2027-02-25

Abstract

The utility model discloses a kind of pressure testing machine, it is intended to solves existing pressure testing machine cleaning sample waste more inconvenience and the low shortcoming of test efficiency, and its drip irrigation device is：A kind of pressure testing machine, including frame, static pressure block and dynamic pressure block, clearing apparatus is provided with positioned at the side of static pressure block in the frame, the clearing apparatus includes cleaning bar, the disposable box for driving the cleaning bar toward the drive mechanism of polyslip and for collecting sample waste；Sliding in mounting groove, the mounting groove is offered on the cleaning bar and is connected with the supporting plate for placing cement sample, and is provided between the supporting plate and the mounting groove for limiting the anti-drop assembly that the supporting plate slides out the mounting groove；The dynamic pressure block, which is provided with, to be used to contradict the cement sample disengaging supporting plate and drops down onto the abutting component on the static pressure block.Pressure testing machine of the present utility model has the advantages that cleaning is efficient and convenient, improve test efficiency.

Description

Pressure testing machine

Technical field

The utility model is related to concrete pressure detection device technical field, more specifically, it relates to which a kind of pressure is tried Test machine.

Background technology

In architectural engineering, generally timing is needed to test the performance of concrete, way is a collection of given size of casting Square concrete test block, these concrete test blocks are extruded by pressure testing machine, it is straight to cause test block to crush, draw each Individual data value.Existing pressure testing machine generally includes a frame, and a static pressure block and a dynamic pressure block are set in frame, Dynamic pressure block is connected with an oil cylinder, and oil cylinder is connected by oil pipe with the oil pump that an alternating current generator mutually drives.

Chinese patent such as Publication No. CN204203001U discloses a kind of pressure testing machine, its drip irrigation device It is：Including a frame, a fixed upper jacking block is connected with the top of the frame, the bottom of the frame is provided with an oil A lower jacking block is connected with cylinder, the piston of the oil cylinder upward, the oil cylinder is connected by oil pipe with an oil pump, described Oil pump is connected with a DC motor Driver, and the direct current generator is connected with a variable-speed controller signal.

Existing pressure testing machine needs elder generation at the trial due to needing to crush cement sample when carrying out experiment next time Sample waste on static pressure block is cleaned out, is generally all manually to clear up, cleaning more inconvenience is same, after the completion of cleaning Next piece of cement sample can be placed, test efficiency is relatively low.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of pressure testing machine, with clear Reason is efficient and convenient, improve the advantage of test efficiency.

Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of pressure testing machine, Including frame, the static pressure block being arranged in frame and it is arranged in frame and dynamic pressure block above static pressure block, the frame The upper side positioned at static pressure block is provided with the clearing apparatus for being used for cleaning the static pressure block, and the clearing apparatus includes back and forth sliding Move and form the cleaning bar of the covering static pressure block, for driving the cleaning bar toward the drive mechanism of polyslip and being arranged on The static pressure block both sides are used for the disposable box for collecting sample waste；Mounting groove, the mounting groove are offered on the cleaning bar Interior sliding is connected with the supporting plate for placing cement sample, and is provided between the supporting plate and the mounting groove for limiting Make the anti-drop assembly that the supporting plate slides out the mounting groove；The dynamic pressure block, which is provided with, to be used to contradict described in cement sample disengaging Supporting plate simultaneously drops down onto the abutting component on the static pressure block.

By using above-mentioned technical proposal, static pressure block is used to place cement sample, in an initial condition slides supporting plate To the side for deviating from static pressure block, supporting plate is limited without being sliding out cleaning bar by anti-drop assembly, in the process tested In cement sample can be placed in support plate in advance；After experiment is finished, cleaning bar is driven to slide by drive mechanism, Cleaning bar passes through static pressure block during sliding and forms the cleaning face of covering static pressure block, so as to stir the sample on static pressure block Waste material and surface to static pressure block is cleared up, and cleaning bar drives supporting plate synchronizing moving during movement, works as support Plate is moved to cement sample with abutting during the inconsistent position of component, and cement sample is stopped by assemblies block effect is abutted by limitation Forward movement only, and supporting plate is continued to move along, cement sample is to be struck to falling on static pressure block, then is carried out artificial micro- Pressure test next time can be carried out by adjusting, and supporting plate is slid onto after the opposite side of static pressure block, and supporting plate is slid again to being located at Cleaning bar deviates from the side of static pressure block, you can feeding process next time is carried out, so as to improve test efficiency；Sample waste is dialled Fall after dynamic disengaging static pressure block in disposable box, disposable box is taken out after disposable box is collected completely and disposably toppled over, is cleared up More facilitate.

The utility model is further arranged to：The cleaning bar includes the body of rod and is arranged on the post and curved The flexible brush of setting, the mounting groove is opened on the body of rod.

By using above-mentioned technical proposal, the body of rod can stir the sample waste of bulk, and flexible brush can clear up static pressure Block surface more sample waste in small, broken bits, is used cooperatively by cleaning bar and cleaning board, cleans effect more preferable.

The utility model is further arranged to：The drive mechanism includes being fixed on sliding bottom plate in the frame, solid Motor on the sliding bottom plate is scheduled on, is fixed in the rotating shaft of the motor and is rotationally connected with the sliding bottom plate Drive screw and be threadedly connected to the drive screw and sliding be connected to it is described sliding bottom plate slip base, the bar Body is fixed on the slip base.

By using above-mentioned technical proposal, drive screw positive and negative rotation is driven when motor rotating works, so as to drive It is dynamic that screw-driven is formed between screw rod and slip base, drive axis direction of the slip base along drive screw toward polyslip, that is, drive Cleaning bar and supporting plate synchronizing moving, so as to realize the transport of the cleaning work and cement sample to static pressure block surface.

The utility model is further arranged to：The anti-drop assembly includes being opened in the supporting plate both sides and closed at both ends Slippage slot and be fixed in the installation groove sidewall and the embedded slippage slot spacing preiection.

By using above-mentioned technical proposal, spacing preiection can contradict the two ends closed in slippage slot, so as to limit support Plate continues to slide, i.e., supporting plate is limited in slippage slot.

The utility model is further arranged to：The abutting component includes being hinged on static pressure block along the cleaning bar direction of motion two The abutting plate of side and be fixed on the static pressure block and contact at it is described abutting backboard from the fixed plate of the static pressure block side, institute State to be formed between abutting plate and the static pressure block and rotated for the plate that abuts so that the stroke groove that cement sample passes through.

By using above-mentioned technical proposal, when supporting plate drives cement sample to slide onto by close abutting plate, water Mud sample is to contradict abutting plate to rotate in the space of stroke groove, so as to which by close abutting plate, continuation is run forward To with remote abutting plate it is inconsistent when, rotate because the abutting plate is limited by fixed plate and without normal direction opposite direction, from And limit cement sample and continue to move along；And the cement sample Jing Guo pressure test due to be crushed or have dropped one section away from From and can not with to abut plate inconsistent, so as to by cleaning bar passage into disposable box.

The utility model is further arranged to：The plate that abuts is set and its end and the side of the static pressure block diagonally downward Wall aligns.

It by using above-mentioned technical proposal, can either keep cement sample is maximized to rest on static pressure block, reduce people Work is adjusted, and does not influence dynamic pressure block to push cement sample.

The utility model is further arranged to：The frame is provided with the limit assembly for being used for limiting the disposable box, institute Stating limit assembly includes multiple position-limiting ears for being arranged on the edge of the disposable box and being fitted with the disposable box.

By using above-mentioned technical proposal, disposable box is placed in position-limiting ear and can be limited, reduced waste material and drop The phenomenon rocked by disposable box is caused to occur in disposable box, while needing to only need to slightly upwardly lift disposable box during cleaning, i.e., It can will collect and take out.

The utility model is further arranged to：The two ends of the drive screw are equipped with elastic shock attenuation component, the elasticity Dampening assembly includes being sheathed on the drive screw and is fixed on the sliding bottom plate and is sheathed on the elasticity of the drive screw Part and the damping cap for being fixed on the elastic component.

By using above-mentioned technical proposal, slip base can connect when being moved adjacent to the position at screw rod two ends with damping cap Touch, so as to slow down to slip base, facilitate slip base to change glide direction.

The utility model is further arranged to：Opposite side in the frame positioned at the static pressure block is filled provided with Auxiliary support Put, the auxiliary support apparatus include be fixed in the frame accessory plate, be fixed on the accessory plate guide rod and It is fixed on the body of rod and sliding is connected to the guide holder of the guide rod.

By using above-mentioned technical proposal, cleaning bar is in sliding, and guide rod can be supported to cleaning bar formation, so as to subtract Lack cleaning bar to bend.

The utility model is further arranged to：The both sides of the body of rod are fixed with the support block for contacting at the supporting plate.

By using above-mentioned technical proposal, support block can be supported to supporting plate, so as to improve the support of supporting plate Ability.

In summary, the utility model has the advantages that：

First, by setting cleaning bar, drive mechanism and disposable box, the cleaning to static pressure block surface is realized, while can The multiple sample wastes of centralized collection are cleared up again, make cleaning work more efficient；

Second, by setting supporting plate, anti-drop assembly and abutting component, driving cement sample to fall during cleaning On static pressure block, so as to facilitate feeding, test efficiency is improved；

Third, setting elastic shock attenuation component, slip base is facilitated to change glide direction；

Fourth, setting auxiliary support apparatus, the bending of cleaning bar is reduced.

Brief description of the drawings

Fig. 1 is the structural representation of the present embodiment；

Fig. 2 is the structural representation of clearing apparatus and supporting plate in the present embodiment；

Fig. 3 Fig. 2 A portions enlarged drawing；

Fig. 4 is the longitudinal sectional view in the present embodiment along body of rod axial direction；

Fig. 5 is the structural representation of abutting component in the present embodiment.

In figure：1st, frame；11st, static pressure block；12nd, dynamic pressure block；2nd, cleaning bar；21st, the body of rod；22nd, flexible brush；23rd, install Groove；24th, spacing preiection；25th, support block；31st, bottom plate is slid；32nd, motor；33rd, drive screw；34th, slip base；4th, collect Box；5th, position-limiting ear；61st, elastic component；62nd, damping cap；71st, accessory plate；72nd, guide rod；73rd, guide holder；8th, supporting plate；81st, it is sliding Move groove；91st, plate is abutted；92nd, fixed plate；93rd, stroke groove.

Embodiment

With reference to the accompanying drawings and examples, the utility model is described in detail.

Pressure testing machine, as shown in figure 1, frame 1 is provided with static pressure block 11, for placing cement sample, positioned at the upper of block Side is provided with dynamic pressure block 12, and dynamic pressure block 12 can be moved up and down applies pressure to cement sample, positioned at static pressure block 11 in frame 1 Side is provided with clearing apparatus, and clearing apparatus includes cleaning bar 2, drive mechanism and disposable box 4.

As shown in Figure 1 and Figure 4, cleaning bar 2 includes the body of rod 21 and flexible brush 22, flexible brush 22 by rubber, cotton and The flexible materials such as sponge are made, and the curved setting of flexible brush 22 and its lower surface are slightly below the upper surface of static pressure block 11, so that When cleaning bar 2 is slid onto static pressure 11 top of block, flexible brush 22 can fit with the upper surface of static pressure block 11 and occur bullet Property deformation, reach preferably clean effect.

As shown in Figures 2 and 3, sliding in mounting groove 23, mounting groove 23 is offered on the body of rod 21 and is connected with supporting plate 8, is held Supporting plate 8 is plugged in mounting groove 23 to be connected so as to be formed with the sliding of mounting groove 23, and slippage slot is offered in the both sides of supporting plate 8 81, slippage slot 81 it is closed at both ends, the spacing preiection 24 being engaged with slippage slot 81 is offered on the inwall of mounting groove 23, limit Position projection 24 is entrenched in slippage slot 81, so that supporting plate 8 is limited in installing port；It is located at supporting plate in the both sides of the body of rod 21 8 lower section is welded with support block 25, and support block 25 fits with supporting plate 8, so as to be supported to the formation of supporting plate 8.

As depicted in figs. 1 and 2, drive mechanism sliding bottom plate 31, motor 32, drive screw 33 and slip base 34, sliding Move bottom plate 31 to be welded in frame 1 and positioned at the side of static pressure block 11, motor 32 is using servomotor and solid by bolt One end of sliding bottom plate 31 is scheduled on, drive screw 33 and the rotating shaft of motor 32 are fixed by shaft coupling, on sliding bottom plate 31 Bearing block is welded with positioned at the two ends of drive screw 33, bearing block is embedded with bearing, and the two ends of drive screw 33 are located in bearing It is interior to be connected so as to be rotated with the sliding formation of bottom plate 31；Slip base 34 is threaded in drive screw 33, and in slip base 34 Lower section is integrally formed with offering the chute that is engaged with T-shaped sliding block, T-shaped sliding block insertion chute on T-shaped sliding block, sliding bottom plate 31 It is interior to be connected so as to form sliding of the slip base 34 with sliding bottom plate 31；The body of rod 21 is welded on slip base 34 and extends to static pressure The opposite side of block 11, starting motor 32 can drive drive screw 33 to rotate and produce screw-driven with slip base 34, from And drive cleaning bar 2 to move and static pressure block 11 is cleaned；

As shown in Fig. 2 being equipped with elastic shock attenuation component at the two ends of drive screw 33, elastic shock attenuation component includes elastic component 61 and damping cap 62, elastic component 61 uses spring, and elastic component 61 is set in drive screw 33 and one end is welded on bearing block, Damping cap 62 is cyclic structure, and damping cap 62 is arranged in drive screw 33 and is welded on the other end of elastic component 61, so that when cunning Moving when seat 34 slides onto the two ends of drive screw 33 can be in contact with damping cap 62, and slip base 34 is slowed down, convenient to slide Move seat 34 and change glide direction, while reducing the situation generation that slip base 34 hits bearing block.

As shown in Fig. 2 the opposite side positioned at static pressure block 11 in frame 1 is additionally provided with auxiliary support apparatus, Auxiliary support dress Put including accessory plate 71, guide rod 72 and guide holder 73, accessory plate 71 is welded in frame 1 and contour with sliding bottom plate 31, is led It is welded on to bar 72 on slip base 34 and isometric with drive screw 33, guide holder 73 is welded on the end of the body of rod 21 and in guide holder Offer slip hole on 73, guide rod 72 is located in slip hole so that the sliding of guide holder 73 is connected to guide rod 72, and Slided in the lower section of guide holder 73 integrally formed with the chute that is engaged with T-shaped sliding block, T-shaped is offered on T-shaped sliding block, accessory plate 71 It is connected in block insertion chute so as to form guiding with the sliding of accessory plate 71, guide rod 72 and accessory plate 71 are formed to the body of rod 21 Support, reduces the bending of cleaning bar 2.

As shown in figure 1, disposable box 4 is placed in both sides of the static pressure block 11 along the bearing of trend of drive screw 33, and disposable box 4 is open Length be more than static pressure block 11 length, in frame 1 be provided with limit assembly, limit assembly include multiple position-limiting ears 5, position-limiting ear 5 L-shaped structures and four edges for being distributed in disposable box 4, disposable box 4 is placed in position-limiting ear 5 and can be limited, and is reduced Waste material drops causes the phenomenon rocked by disposable box 4 to occur in disposable box 4, while needing to only need to slightly upwardly to carry during cleaning Play disposable box 4, you can will collect and take out.

As shown in Figure 1 and Figure 5, set in dynamic pressure block 12 and abut component, abutting component includes abutting plate 91 and fixed plate 92, Abut plate 91 and be hinged on both sides of the dynamic pressure block 12 along the direction of motion of cleaning bar 2, be formed with abutting between plate 91 and dynamic pressure block 12 Rotated for abutting plate 91 so that the stroke groove 93 that cement sample passes through, i.e., be welded with hinged seat, abutting plate 91 on dynamic pressure block 12 It is hinged on hinged seat and pin joint deviates a segment distance of dynamic pressure block 12, fixed plate 92 is welded on hinged seat and towards dynamic pressure Block 12 is obliquely installed, and is also obliquely installed in its natural state towards dynamic pressure block 12 so as to contradict abutting plate 91, and in nature It is lower abut plate 91 end and the side wall of static pressure block 11 align so that can either keep cement sample it is maximized rest on it is quiet On briquetting 11, manual adjustment is reduced, and do not influence dynamic pressure block 12 to push cement sample.

Static pressure block 11 is used to place cement sample, and supporting plate 8 is slid onto to one away from static pressure block 11 in an initial condition Side, supporting plate 8 is limited without being sliding out cleaning bar 2, during being tested by slippage slot 81 and spacing preiection 24 Cement sample can be placed on supporting plate 8 in advance；After experiment is finished, start the rotating of motor 32 work and drive drive The dynamic positive and negative rotation of screw rod 33, drives cleaning bar 2 toward polyslip, cleaning bar 2 by static pressure block 11 and is formed during sliding The cleaning face of static pressure block 11 is covered, so that stir the sample waste on static pressure block 11 and the surface of static pressure block 11 is cleared up, And cleaning bar 2 drives the synchronizing moving of supporting plate 8 during movement, when supporting plate 8 drive cement sample slide onto by by During near abutting plate 91, cement sample is to contradict to abut plate 91 and rotate in the space of stroke groove 93, so as to by close Abutting plate 91, and supporting plate 8 is continued to move along, and cement sample is to be struck to falling on static pressure block 11, then is carried out artificial Fine setting can carry out pressure test next time, and when supporting plate 8 run to it is inconsistent with remote abutting plate 91 when, due to this Abut plate 91 to be limited and rotated without normal direction opposite direction by fixed plate 92, continued to move along so as to limit cement sample, Supporting plate 8 is slid onto after the opposite side of static pressure block 11, and supporting plate 8 is slid again and deviates from the one of static pressure block 11 to positioned at cleaning bar 2 Side, you can carry out feeding process next time, and cement sample Jing Guo pressure test due to be crushed or have dropped one section away from From and can not with to abut plate 91 inconsistent, so as to be elapsed by cleaning bar 2 into disposable box 4 so as to improving test efficiency； Sample waste is struck after disengaging static pressure block 11 to fall in disposable box 4, after disposable box 4 collect it is full after disposable box 4 taken out one Secondary property is toppled over, and cleaning more facilitates.

Described above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.It should refer to Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims

1. a kind of pressure testing machine, including frame (1), the static pressure block (11) that is arranged in frame (1) and it is arranged in frame (1) And the dynamic pressure block (12) above static pressure block (11), it is characterised in that：It is located at the side of static pressure block (11) on the frame (1) Provided with the clearing apparatus for cleaning the static pressure block (11), the clearing apparatus includes to be formed described in covering toward polyslip The cleaning bar (2) of static pressure block (11), for driving the cleaning bar (2) toward the drive mechanism of polyslip and being arranged on described Static pressure block (11) both sides are used for the disposable box (4) for collecting sample waste；Mounting groove (23) is offered on the cleaning bar (2), Sliding is connected with the supporting plate (8) for placing cement sample in the mounting groove (23), and in the supporting plate (8) and described Being provided between mounting groove (23) is used to limit the anti-drop assembly that the supporting plate (8) slides out the mounting groove (23)；It is described dynamic Briquetting (12), which is provided with, to be used to contradict the cement sample disengaging supporting plate (8) and drops down onto the abutting group on the static pressure block (11) Part.

2. pressure testing machine according to claim 1, it is characterised in that：The cleaning bar (2) includes the body of rod (21) and set The flexible brush (22) in the body of rod (21) bottom and curved setting is put, the mounting groove (23) is opened in the body of rod (21) on.

3. pressure testing machine according to claim 2, it is characterised in that：The drive mechanism includes being fixed on the frame (1) sliding bottom plate (31) on, it is fixed on motor (32) on the sliding bottom plate (31), is fixed on the motor (32) in rotating shaft and be rotationally connected with it is described sliding bottom plate (31) drive screw (33) and be threadedly connected to the driving Screw rod (33) and sliding are connected to the slip base (34) of the sliding bottom plate (31), and the body of rod (21) is fixed on the slip base (34)。

4. pressure testing machine according to claim 2, it is characterised in that：The anti-drop assembly includes being opened in the support Plate (8) both sides and slippage slot (81) closed at both ends and it is fixed on the wall of the mounting groove (23) side and the embedded sliding The spacing preiection (24) of groove (81).

5. pressure testing machine according to claim 1, it is characterised in that：The abutting component includes being hinged on static pressure block (11) along cleaning bar (2) direction of motion both sides abutting plate (91) and be fixed on the static pressure block (11) and contact at described support Fishplate bar (91) deviates from the fixed plate (92) of static pressure block (11) side, between the abutting plate (91) and the static pressure block (11) It is formed with and is rotated for the abutting plate (91) so that the stroke groove (93) that cement sample passes through.

6. pressure testing machine according to claim 5, it is characterised in that：The abutting plate (91) is set and it diagonally downward End and the side wall of the static pressure block (11) align.

7. pressure testing machine according to claim 1, it is characterised in that：The frame (1), which is provided with, to be used to limit described The limit assembly of disposable box (4), the limit assembly includes multiple edges for being arranged on the disposable box (4) and received with described The position-limiting ear (5) that collection box (4) fits.

8. pressure testing machine according to claim 3, it is characterised in that：The two ends of the drive screw (33) are equipped with bullet Property dampening assembly, the elastic shock attenuation component include be sheathed on the drive screw (33) and be fixed on it is described sliding bottom plate (31) And be sheathed on the elastic component (61) of the drive screw (33) and be fixed on the damping cap (62) of the elastic component (61).

9. pressure testing machine according to claim 8, it is characterised in that：It is located at the static pressure block on the frame (1) (11) opposite side is provided with auxiliary support apparatus, and the auxiliary support apparatus includes the accessory plate being fixed in the frame (1) (71), be fixed on the guide rod (72) of the accessory plate (71) and be fixed on the body of rod (21) and sliding be connected to it is described The guide holder (73) of guide rod (72).

10. pressure testing machine according to claim 2, it is characterised in that：The both sides of the body of rod (21) are fixed with conflict Support block (25) in the supporting plate (8).