CN217484025U - Concrete strength detection device - Google Patents

Abstract

The utility model belongs to the field of concrete strength detection, in particular to a concrete strength detection device, which comprises a device main body, an extrusion head and a bracket; the extrusion heads are arranged at positions close to two sides of the device main body, the bracket is arranged on the device main body, and a connecting mechanism is arranged between the device main body and the extrusion heads; the connecting mechanism comprises an inserting block, a slot, a clamping block, a clamping groove, a connecting spring, a pushing assembly and an auxiliary fixing assembly, the inserting block is fixedly connected to two ends of one side, close to the extrusion head, of the device body, the inserting block is inserted into the slot, the slot is arranged on the device body, one end of the clamping block is clamped with the inserting block, the other end of the clamping block is sleeved in the slot, the connecting spring is arranged between the clamping block and the clamping groove, the pushing assembly is arranged on one side, away from the device body, of the clamping block, and the function of replacing the extrusion head conveniently is achieved through the connecting mechanism.

Description

Concrete strength detection device

Technical Field

The utility model relates to a concrete strength detection area specifically is a concrete strength detection device.

Background

Concrete strength testing device one kind carries out the device that detects through pressure to the concrete piece sample, generally is used for detecting whether up to standard the intensity grade of concrete.

With the progress of technology and the development of times, the concrete detection device is continuously improved in the process of long-time use, and the existing concrete strength detection device can well detect the strength of a concrete block.

Most of the existing concrete strength detection devices cannot replace the extrusion head, the extrusion head is inevitably damaged in the long-time use process, and the existing extrusion head and detection device are integrated, so that the replacement cost of the whole device is high after the extrusion head is damaged; therefore, a concrete strength detection device is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to remedy the defects of the prior art, the existing concrete strength detection device can not replace the extrusion head, the utility model provides a concrete strength detection device.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a concrete strength detection device, which comprises a device main body, an extrusion head and a bracket; the extrusion heads are arranged at positions close to two sides of the device main body, the bracket is arranged on the device main body, and a connecting mechanism is arranged between the device main body and the extrusion heads; the connecting mechanism comprises an inserting block, a slot, a clamping block, a clamping groove, a connecting spring, a pushing assembly and an auxiliary fixing assembly, the inserting block is fixedly connected to two ends of the extrusion head close to one side of the device body, the inserting block is inserted into the slot, the slot is arranged on the device body, one end of the clamping block is clamped with the inserting block, the other end of the clamping block is sleeved in the clamping groove, the connecting spring is arranged between the clamping block and the clamping groove, the pushing assembly is arranged on one side, away from the device body, of the clamping block, the auxiliary fixing assembly is arranged between the extrusion head and the device body, and the function of replacing the extrusion head conveniently is achieved through the connecting mechanism.

Preferably, the end that connecting spring is close to the fixture block is connected with fixture block fixed connection, and the one end fixed connection that connecting spring kept away from the fixture block is in the inside of draw-in groove, plays the effect that makes the fixture block automatic re-setting when the extrusion force that receives disappears through connecting spring's reducing force.

Preferably, the promotion subassembly includes push pedal, slider and spout, the one end and the fixture block fixed connection of push pedal, connecting spring's one end is kept away from in the push pedal to slider fixed connection, and slider sliding connection is in the inside of spout, the spout is seted up in the device main part, plays the effect that conveniently promotes the fixture block and remove through promoting the subassembly.

Preferably, supplementary fixed subassembly includes joint piece, block chamber and reed, joint piece and device main part fixed connection, and the joint piece inserts the inside of establishing in the block chamber, the block chamber is seted up in one side that the extrusion head is close to the device main part, reed fixed connection is at the both ends of block intracavity wall, and reed and joint piece block play through supplementary fixed subassembly and carry out supplementary fixed effect to being connected between device main part and the extrusion head.

Preferably, be provided with adjustment mechanism between extrusion head and the device main part, adjustment mechanism includes spacing groove, stopper, roof, reset spring, cam, knob and coupling assembling, the spacing groove is seted up in the device main part, the bottom and the spacing groove block of stopper, and the top of stopper runs through one side of bracket, the top fixed connection of roof and stopper, reset spring sets up between roof and device main part, the cam cover is established in one side of bracket, one side of knob runs through cam and bracket swing joint, and the other side of knob extends to the outside of bracket, one side of stopper is kept away from in the bracket bottom in the coupling assembling setting, has realized through adjustment mechanism that the function of conveniently adjusting the position of bracket is carried out.

Preferably, the connecting assembly comprises a moving block and a moving groove, the moving block is fixedly connected to one side, far away from the limiting block, of the bottom end of the bracket, the moving block is connected to the inside of the moving groove in a sliding mode, the moving groove is formed in the device main body, friction force between the bracket and the device main body when the bracket moves is reduced through the effect of the moving block and the moving groove, and the bracket is prevented from being clamped due to overlarge friction force between the bracket and the device main body when the bracket moves.

The utility model discloses an useful part lies in:

1. the utility model discloses a structural design of coupling mechanism, realized the function that conveniently changes the extrusion head, when will removing the connection between extrusion head and the device main part, only need all promote to the direction of keeping away from the extrusion head to the limit with two sets of push pedals, then stimulate the extrusion head to the direction of keeping away from the device main part and can take off the extrusion head, when will be connected between extrusion head and the device main part only need align inserted block and slot then promote to the limit with the extrusion head to the device main part and can make and be connected between extrusion head and the device main part, solved the problem that present concrete strength detection device can't change the extrusion head at most, saved the cost that needs to change whole detection device when the extrusion head damages;

2. the utility model discloses an adjustment mechanism's structural design, realized the function that the convenience was adjusted the position of bracket, only need with the bracket to the right side pulling can when will adjusting the position of bracket to the right side of device main part, when will adjusting the position of bracket to the left side of device main part, only need rotate knob half-turn make the cam with roof and stopper jack-up relieve and spacing groove between the block, then promote the bracket to the left side and can make the bracket remove to the left side of device main part, the position of having solved current concrete detection device bracket is mostly unable to be adjusted, unable better lifting the concrete sample that detects, at the problem of the easy landing of the in-process concrete sample that detects.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic cross-sectional front view illustrating a structure of the first embodiment;

FIG. 2 is an enlarged structural view of the first embodiment at A in FIG. 1;

FIG. 3 is an enlarged structural view of the first embodiment at B in FIG. 2;

FIG. 4 is an enlarged structural view of the first embodiment at C in FIG. 1;

FIG. 5 is a schematic view of a partial three-dimensional structure of a stopper and a top plate according to the first embodiment;

FIG. 6 is a partial perspective view of the cam and knob of the first embodiment;

fig. 7 is a schematic structural diagram of a partial front view cross section in the second embodiment.

In the figure: 1. a device main body; 2. an extrusion head; 31. inserting a block; 32. a slot; 33. a clamping block; 34. a card slot; 35. a connecting spring; 36. pushing the plate; 37. a slider; 38. a chute; 41. a clamping block; 42. a clamping cavity; 43. a reed; 44. a movable block; 45. a movable groove; 5. a bracket; 61. a limiting groove; 62. a limiting block; 63. a top plate; 64. a return spring; 65. a cam; 66. a knob; 67. a moving block; 68. the slot is moved.

Detailed Description

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

Example one

Referring to fig. 1 to 6, a concrete strength detecting apparatus includes an apparatus body 1, an extrusion head 2, and a bracket 5; the extrusion heads 2 are arranged at positions close to two sides of the device body 1, the bracket 5 is arranged on the device body 1, and a connecting mechanism is arranged between the device body 1 and the extrusion heads 2; the connecting mechanism comprises an inserting block 31, a slot 32, a clamping block 33, a clamping groove 34, a connecting spring 35, a pushing assembly and an auxiliary fixing assembly, the inserting block 31 is fixedly connected to two ends of one side, close to the device main body 1, of the extrusion head 2, the inserting block 31 is inserted into the slot 32, the slot 32 is formed in the device main body 1, one end of the clamping block 33 is clamped with the inserting block 31, the other end of the clamping block 33 is sleeved in the clamping groove 34, the connecting spring 35 is arranged between the clamping block 33 and the clamping groove 34, the pushing assembly is arranged on one side, far away from the device main body 1, of the clamping block 33, and the auxiliary fixing assembly is arranged between the extrusion head 2 and the device main body 1;

when the device works, when the extrusion head 2 is to be installed, the insert block 31 is aligned with the slot 32, then the extrusion head 2 is pushed towards the device body 1, the insert block 31 is inserted into the slot 32, the insert block 31 extrudes the clamping block 33 when the insert block 31 is inserted, the clamping block 33 moves towards the inside of the clamping groove 34 and extrudes the connecting spring 35, the connecting spring 35 generates elastic deformation, when the insert block 31 is completely inserted into the slot 32, the extrusion force of the insert block 31 on the clamping block 33 disappears, at this time, the clamping block 33 returns to the original position under the action of the restoring force of the connecting spring 35 and is clamped with the insert block 31, the effect of limiting the insert block 31 is achieved, and the extrusion head 2 is connected with the device body 1.

One end of the connecting spring 35 close to the fixture block 33 is fixedly connected with the fixture block 33, and one end of the connecting spring 35 far from the fixture block 33 is fixedly connected inside the clamping groove 34;

during operation, the restoring force of the connecting spring 35 acts to automatically restore the latch 33 when the pressing force applied thereto is lost.

The pushing assembly comprises a pushing plate 36, a sliding block 37 and a sliding groove 38, one end of the pushing plate 36 is fixedly connected with the clamping block 33, the sliding block 37 is fixedly connected to one end, far away from the connecting spring 35, of the pushing plate 36, the sliding block 37 is connected to the inside of the sliding groove 38 in a sliding mode, and the sliding groove 38 is formed in the device main body 1;

when the extrusion head 2 is to be disassembled, firstly, the two groups of push plates 36 are pushed in the direction away from the extrusion head 2, at this time, the push plates 36 move under the action of the pushing force and drive the fixture blocks 33 to move synchronously, so that the fixture blocks 33 move towards the inside of the clamping grooves 34 and extrude the connecting springs 35, so that the connecting springs 35 generate elastic deformation, when the push plate 36 is pushed to the limit, the fixture block 33 also completely enters the inside of the fixture groove 34 to release the clamping with the insert block 31, at this time, the extrusion head 2 is pulled towards the direction far away from the device main body 1 to release the connection between the extrusion head 2 and the device main body 1, the slide block 37 fixedly connected with the push plate 36 also slides synchronously inside the slide groove 38 when the push plate 36 moves, the combined action of the slide block 37 and the slide groove 38 supports the push plate 36 and makes the push plate 36 move more smoothly.

The auxiliary fixing component comprises a clamping block 41, a clamping cavity 42 and a spring plate 43, the clamping block 41 is fixedly connected with the device main body 1, the clamping block 41 is inserted into the clamping cavity 42, the clamping cavity 42 is formed in one side, close to the device main body 1, of the extrusion head 2, the spring plate 43 is fixedly connected to two ends of the inner wall of the clamping cavity 42, and the spring plate 43 is clamped with the clamping block 41;

during operation, when the insert 31 is inserted into the slot 32, the clamping block 41 is also synchronously inserted into the clamping cavity 42 and synchronously extrudes the two groups of reeds 43, so that the reeds 43 are elastically deformed, when the insert 31 is completely inserted into the slot 32, the clamping block 41 is also completely inserted into the clamping cavity 42, the extrusion force of the clamping block 41 on the reeds 43 disappears, the reeds 43 recover to the original position under the action of self restoring force and are clamped with the reeds 43, and the effect of assisting in fixing the connection between the device main body 1 and the extrusion head 2 is achieved.

An adjusting mechanism is arranged between the extrusion head 2 and the device main body 1, the adjusting mechanism comprises a limiting groove 61, a limiting block 62, a top plate 63, a return spring 64, a cam 65, a knob 66 and a connecting assembly, the limiting groove 61 is arranged on the device main body 1, the bottom end of the limiting block 62 is clamped with the limiting groove 61, the top end of the limiting block 62 penetrates through one side of the bracket 5, the top plate 63 is fixedly connected with the top end of the limiting block 62, the return spring 64 is arranged between the top plate 63 and the device main body 1, the cam 65 is sleeved on one side of the bracket 5, one side of the knob 66 penetrates through the cam 65 and is movably connected with the bracket 5, the other side of the knob 66 extends to the outer side of the bracket 5, and the connecting assembly is arranged on one side of the bottom end of the bracket 5, which is far away from the limiting block 62;

when the bracket 5 is adjusted to the right, the bracket 5 is pulled to the right side, the bracket 5 drives the limiting block 62 to move synchronously under the action of the pulling force, at the moment, the limiting block 62 is extruded by the limiting groove 61 to move upwards, so that the top plate 63 pulls the return spring 64 to generate elastic deformation, and after the bracket 5 is moved to a specified position, the top plate 63 drives the limiting block 62 to return to the original position under the action of the reducing force of the return spring 64, so that the limiting block 62 is clamped with the limiting groove 61 again, and the position of the bracket 5 is fixed; when the bracket 5 is adjusted to the left side, only the knob 66 needs to be rotated for a half circle to drive the cam 65 to rotate, the cam 65 jacks the top plate 63 upwards, the top plate 63 pulls the return spring 64 to generate elastic deformation and drives the limiting block 62 to synchronously move to remove the clamping between the limiting groove 61, and then the bracket 5 is pushed to the left side.

The connecting assembly comprises a moving block 67 and a moving groove 68, the moving block 67 is fixedly connected to one side, away from the limiting block 62, of the bottom end of the bracket 5, the moving block 67 is connected to the inside of the moving groove 68 in a sliding mode, and the moving groove 68 is formed in the device main body 1;

during operation, the action of the moving block 67 and the moving groove 68 reduces the friction force between the bracket 5 and the device body 1 during movement, and prevents the bracket 5 from being locked due to excessive friction force between the bracket 5 and the device body 1 during movement.

Example two

Referring to fig. 7, in a first comparative example, as another implementation manner of the present invention, a movable block 44 is fixedly connected to a side of the fixture block 33 away from the push plate 36, the movable block 44 is slidably connected inside a movable groove 45, and the movable groove 45 is formed at a side of the clamping groove 34; during operation, the movable block 44 slides in the movable groove 45 along with the movement of the fixture block 33, and the combined action of the movable block 44 and the movable groove 45 reduces the friction force between the fixture block 33 and the inner wall of the fixture groove 34 during movement, so that the fixture block 33 is prevented from being blocked due to overlarge friction force between the fixture block 33 and the inner wall of the fixture groove 34 during movement.

The working principle is as follows: when the extrusion head 2 is to be disassembled, firstly, the two groups of push plates 36 are both pushed in the direction away from the extrusion head 2, at this time, the push plates 36 move under the action of the pushing force and drive the fixture blocks 33 to move synchronously, so that the fixture blocks 33 move towards the inside of the clamping grooves 34 and extrude the connecting springs 35, so that the connecting springs 35 generate elastic deformation, when the push plate 36 is pushed to the limit, the latch 33 also completely enters the inside of the slot 34 to release the engagement with the insertion block 31, at this time, the extrusion head 2 is pulled in the direction away from the device body 1 to release the connection between the extrusion head 2 and the device body 1, the slide block 37 fixedly connected with the push plate 36 also slides synchronously inside the slide groove 38 when the push plate 36 is moving, the combined action of the slide block 37 and the slide groove 38 supports the push plate 36 and makes the push plate 36 move more smoothly.

When the extrusion head 2 is to be installed, the insert block 31 is aligned with the slot 32, then the extrusion head 2 is pushed towards the device body 1, so that the insert block 31 is inserted into the slot 32, when the insert block 31 is inserted, the insert block 31 extrudes the clamping block 33, the clamping block 33 moves towards the inside of the clamping groove 34 and extrudes the connecting spring 35, the connecting spring 35 generates elastic deformation, when the insert block 31 is completely inserted into the slot 32, the extrusion force of the insert block 31 on the clamping block 33 disappears, at this time, the clamping block 33 returns to the original position under the action of the reducing force of the connecting spring 35 and is clamped with the insert block 31, the effect of limiting the insert block 31 is achieved, and the extrusion head 2 is connected with the device body 1.

When the insert block 31 is inserted into the slot 32, the clamping block 41 is also synchronously inserted into the clamping cavity 42 and synchronously extrudes the two groups of reeds 43, so that the reeds 43 are elastically deformed, when the insert block 31 is completely inserted into the slot 32, the clamping block 41 is also completely inserted into the clamping cavity 42, at the moment, the extrusion force of the clamping block 41 on the reeds 43 disappears, the reeds 43 recover to the original position under the action of self reducing force and are clamped with the reeds 43, and the effect of assisting in fixing the connection between the device main body 1 and the extrusion head 2 is achieved.

When the bracket 5 is to be adjusted to the right, the bracket 5 is pulled to the right, the bracket 5 drives the limiting block 62 to move synchronously under the action of the pulling force, at the moment, the limiting block 62 is extruded by the limiting groove 61 to move upwards, so that the top plate 63 pulls the return spring 64 to generate elastic deformation, and after the bracket 5 is moved to the designated position, the top plate 63 drives the limiting block 62 to return to the original position under the action of the reducing force of the return spring 64, so that the limiting block 62 is clamped with the limiting groove 61 again, and the position of the bracket 5 is fixed; when the bracket 5 needs to be adjusted to the left side, only a knob 66 needs to be rotated for a half circle to drive the cam 65 to rotate, the cam 65 jacks the top plate 63 upwards, the top plate 63 pulls the return spring 64 to generate elastic deformation and drives the limiting block 62 to synchronously move to remove the clamping with the limiting groove 61, then the bracket 5 is pushed to the left side, when the bracket 5 moves, the moving block 67 fixedly connected with the bracket 5 also synchronously slides in the moving groove 68, the friction force between the bracket 5 and the device body 1 when the bracket 5 moves is reduced through the action of the moving block 67 and the moving groove 68, and the bracket 5 is prevented from being clamped due to overlarge friction force between the bracket 5 and the device body 1 when the bracket 5 moves.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," 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.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims (6)

1. The utility model provides a concrete strength detection device which characterized in that: comprises a device main body (1), an extrusion head (2) and a bracket (5); the extrusion head (2) is arranged at the position, close to two sides, of the device body (1), the bracket (5) is arranged on the device body (1), and a connecting mechanism is arranged between the device body (1) and the extrusion head (2);

coupling mechanism includes inserted block (31), slot (32), fixture block (33), draw-in groove (34), coupling spring (35), promotes subassembly and supplementary fixed subassembly, inserted block (31) fixed connection is close to the both ends of device main part (1) one side in extrusion head (2), and inserted block (31) insert the inside of establishing in slot (32), slot (32) are seted up on device main part (1), the one end and the inserted block (31) block of fixture block (33), and the other end cover of fixture block (33) establishes the inside at draw-in groove (34), coupling spring (35) set up between fixture block (33) and draw-in groove (34), promote the subassembly setting in one side that device main part (1) was kept away from in fixture block (33), supplementary fixed subassembly sets up between extrusion head (2) and device main part (1).

2. A concrete strength detecting apparatus according to claim 1, wherein: one end, close to the clamping block (33), of the connecting spring (35) is fixedly connected with the clamping block (33), and one end, far away from the clamping block (33), of the connecting spring (35) is fixedly connected to the inner portion of the clamping groove (34).

3. A concrete strength detecting apparatus according to claim 2, wherein: the pushing assembly comprises a pushing plate (36), a sliding block (37) and a sliding groove (38), one end of the pushing plate (36) is fixedly connected with the clamping block (33), the sliding block (37) is fixedly connected to one end, far away from the connecting spring (35), of the pushing plate (36), the sliding block (37) is connected to the inside of the sliding groove (38) in a sliding mode, and the sliding groove (38) is formed in the device main body (1).

4. A concrete strength detecting apparatus according to claim 3, wherein: supplementary fixed subassembly includes joint piece (41), block chamber (42) and reed (43), joint piece (41) and device main part (1) fixed connection, and joint piece (41) insert the inside of establishing in block chamber (42), one side that extrusion head (2) are close to device main part (1) is seted up in block chamber (42), reed (43) fixed connection is at the both ends of block chamber (42) inner wall, and reed (43) and joint piece (41) block.

5. A concrete strength detecting apparatus according to claim 4, wherein: an adjusting mechanism is arranged between the extrusion head (2) and the device main body (1), the adjusting mechanism comprises a limiting groove (61), a limiting block (62), a top plate (63), a reset spring (64), a cam (65), a knob (66) and a connecting assembly, the limiting groove (61) is formed in the device main body (1), the bottom end of the limiting block (62) is clamped with the limiting groove (61), the top end of the limiting block (62) penetrates through one side of the bracket (5), the top end of the top plate (63) is fixedly connected with the top end of the limiting block (62), the reset spring (64) is arranged between the top plate (63) and the device main body (1), the cam (65) is sleeved on one side of the bracket (5), one side of the knob (66) penetrates through the cam (65) and the bracket (5) to be movably connected, and the other side of the knob (66) extends to the outer side of the bracket (5), the connecting assembly is arranged on one side, far away from the limiting block (62), of the bottom end of the bracket (5).

6. The concrete strength detecting device according to claim 5, wherein: the connecting assembly comprises a moving block (67) and a moving groove (68), the moving block (67) is fixedly connected to one side, away from the limiting block (62), of the bottom end of the bracket (5), the moving block (67) is connected to the inside of the moving groove (68) in a sliding mode, and the moving groove (68) is formed in the device main body (1).

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