CN211478004U

CN211478004U - Specific surface area tester

Info

Publication number: CN211478004U
Application number: CN201922307715.2U
Authority: CN
Inventors: 牟宏杰; 赵纪锋; 刘翠
Original assignee: Xi'an First Railway Engineering Consulting And Supervision Co ltd
Current assignee: Xi'an First Railway Engineering Consulting And Supervision Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-11
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to a specific surface area apparatus relates to the measuring instrument field, including control cabinet, frame, be provided with the gomphosis groove in the frame, the gomphosis inslot is provided with U type pipe, U type pipe is including expansion portion and tubule portion, expansion portion with be provided with the connection rubber tube between the control cabinet, the gomphosis groove with be equipped with the mounting between the tubule portion, the gomphosis inslot is equipped with damping component, including locating the foam-rubber cushion at gomphosis groove both ends, the gomphosis groove in expansion portion both sides are equipped with anti-skidding centre gripping subassembly. The U-shaped pipe is fixed in the embedding groove, the spongy cushion is abutted against the U-shaped pipe, the anti-skidding clamping components are arranged on two sides of the expansion part, the expansion part can be clamped, the slippage of the expansion part is reduced, the thin pipe part of the expansion part is fixed with the embedding groove through the fixing part, the damping components are arranged on the device, the shock of the device, which is generated by accidental impact, to the U-shaped pipe, is reduced in rigid collision, and the protection of the U-shaped pipe is in place.

Description

Specific surface area tester

Technical Field

The utility model belongs to the technical field of measuring instrument and specifically relates to a specific surface area apparatus is related to.

Background

In the course of road construction, the quality of the cement is of great importance, and it is therefore often necessary to carry out various tests on the cement, for example according to GB/T8074-2008, which relates to the cement specific surface area measurement method (boehler method), which measures the specific surface area of the cement mainly on the basis of the variation in the flow rate caused by the difference in the resistance to a certain amount of air passing through a layer of cement having a certain porosity and a fixed thickness. The cement specific surface area measurer is a measuring device widely applied to specific surface areas of non-porous powdery materials such as cement, ceramics, abrasive, metal, gunpowder and the like, and the main principle is that when a certain amount of air passes through a cement layer with a certain porosity and a fixed thickness, the specific surface area is measured through the change of flow velocity caused by different resistance forces.

For example, chinese utility model patent No. CN209296534U discloses an automatic measuring instrument for specific surface area of cement, which comprises a control panel, a frame integrally connected to one side of the control panel, and a U-shaped tube disposed on the frame, wherein a fixing device for fixing the U-shaped tube is disposed on the frame and between the U-shaped tube, and the fixing device comprises a passive clamping assembly embedded in the frame, and an active clamping assembly disposed separately from the passive clamping assembly; the active clamping assembly comprises an arc plate matched with the outer diameter of the U-shaped pipe, lug plates symmetrically fixedly connected to two sides of the arc plate, a sliding rod penetrating through the lug plates and connected with the lug plates in a sliding manner, and a locking bar vertically fixedly connected to one end, close to the rack, of the sliding rod; the passive clamping assembly comprises a cylindrical tube embedded in the rack and an end plate fixedly connected to one end of the fixed tube, the cylindrical tube is located on two sides of the vertical tube of the U-shaped tube, and the end plate is provided with a jack for inserting the locking bar. The utility model has the advantages that the staff of being convenient for carries out the dismouting to U type pipe.

The above prior art solutions have the following drawbacks: it adopts the joint subassembly to be connected U type pipe and frame buckle, and its U type pipe body is more fragile, and only the joint is fixed, receives vibrations easily and the breakage.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a specific surface area apparatus, alleviate the vibrations damage of U type pipe, protect more thoroughly.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a specific surface area tester comprises a console and a rack, wherein an embedding groove is formed in the rack, a U-shaped pipe is arranged in the embedding groove, the U-shaped pipe comprises an expansion part and a thin pipe part, a connecting rubber pipe is arranged between the expansion part and the console, a fixing part is arranged between the embedding groove and the thin pipe part, a damping assembly is arranged in the embedding groove and comprises sponge cushions arranged at two ends of the embedding groove, and anti-skidding clamping assemblies are arranged at two sides of the expansion part of the embedding groove.

Through adopting above-mentioned technical scheme, the U type pipe is fixed in the gomphosis inslot to set up foam-rubber cushion and U type pipe butt, set up anti-skidding centre gripping subassembly in expansion portion both sides, can carry out the centre gripping to expansion portion, reduce the slippage of expansion portion, its tubule portion passes through the mounting and is fixed with the gomphosis groove, and this device sets up damping component, and the unexpected striking of reducible device is comparatively target in place to the vibrations that the U type pipe produced, reduces the rigid collision, protection to the U type pipe.

The present invention may be further configured in a preferred embodiment as: and a damping reed is arranged between the lower part of the spongy cushion and the frame.

Through adopting above-mentioned technical scheme, set up the shock attenuation reed and can conduct the vibrations of U type pipe to the foam-rubber cushion, then conduct the shock attenuation reed, accomplish the shock attenuation of device.

The present invention may be further configured in a preferred embodiment as: the anti-skidding clamping assembly comprises an elastic sheet which is arranged in the embedded groove and is hinged with a torsion spring, the elastic sheet inclines towards the outside, and an anti-skidding glue layer is arranged on the surface of the elastic sheet.

Through adopting above-mentioned technical scheme, set up the flexure strip, work as inflation portion embedding gomphosis groove, the flexure strip supports tightly with inflation portion, sets up the non-slip rubber layer and reduces the slip with the laminating of inflation portion.

The present invention may be further configured in a preferred embodiment as: the spongy cushion is provided with an embedding part which is C-shaped, and the opening of the embedding part faces to the outside.

Through adopting above-mentioned technical scheme, it is tight to set up gomphosis portion and U type pipe gomphosis, and the C shape opening is outside, and the embedding of the U type pipe of being convenient for.

The present invention may be further configured in a preferred embodiment as: and bubble pads are laid on the inner peripheral wall of the embedding groove.

Through adopting above-mentioned technical scheme, bubble pad surface distribution has the bubble, further strengthens the anti-seismic performance of device.

The present invention may be further configured in a preferred embodiment as: the fixing piece comprises a clamping plate arranged on the embedding groove, and an anti-collision rubber pad is arranged on the inner wall of the clamping plate.

Through adopting above-mentioned technical scheme, set up chucking board and crashproof cushion, can alleviate the rigid collision of U type pipe and chucking board.

The present invention may be further configured in a preferred embodiment as: the embedding groove is provided with a fixed sucker at the expansion part.

Through adopting above-mentioned technical scheme, set up fixed sucking disc and the absorption of inflation portion, strengthen the fixed to inflation portion.

The present invention may be further configured in a preferred embodiment as: and a pressing plate hinged with a torsional spring is arranged at the bent part of the U-shaped pipe at the bottom end of the embedding groove, and the pressing plate and the bent part of the U-shaped pipe are clamped tightly.

Through adopting above-mentioned technical scheme, set up the pressure strip, the department of buckling of pressure strip and U type pipe is tight, can strengthen the fixity ability of device.

To sum up, the utility model discloses a following at least one useful technological effect:

the device is characterized in that a U-shaped pipe is fixed in an embedding groove, a spongy cushion is arranged to abut against the U-shaped pipe, anti-skidding clamping components are arranged on two sides of an expansion part, the expansion part can be clamped, the slippage of the expansion part is reduced, a thin pipe part of the expansion part is fixed with the embedding groove through a fixing part, and the device is provided with a damping component, so that the vibration of the device on the U-shaped pipe due to accidental impact can be reduced, the rigid collision is reduced, and the U-shaped pipe is protected in place;

2. the shock absorption reed is arranged to transmit the shock of the U-shaped pipe to the spongy cushion and then to the shock absorption reed, so that the shock absorption of the device is completed;

3. the pressing plate is arranged, the bending part of the pressing plate and the U-shaped pipe is clamped tightly, and the fixing performance of the device can be enhanced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a console; 2. a frame; 3. a fitting groove; 4. a U-shaped pipe; 5. a swelling part; 6. a thin tube part; 7. connecting a rubber tube; 8. a fixing member; 9. a shock absorbing assembly; 10. a sponge cushion; 11. an anti-slip clamping assembly; 12. a bubble pad; 13. a chucking plate; 14. an anti-collision rubber cushion; 15. a damping reed; 16. an elastic sheet; 17. fixing the sucker; 18. a compression plate; 19. a fitting portion.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a specific surface area apparatus, alleviate the vibrations damage of U type pipe 4, the protection is more thorough, it includes control cabinet 1, frame 2, control cabinet 1 sets up side by side with frame 2, set up detection module in the control cabinet 1, be provided with gomphosis groove 3 in the frame 2, be provided with U type pipe 4 in the gomphosis groove 3, U type pipe 4 is including expansion portion 5 and tubule portion 6, be provided with between expansion portion 5 and control cabinet 1 and be connected rubber tube 7, be provided with mounting 8 between gomphosis groove 3 and tubule portion 6, refer to fig. 2, be provided with damping component 9 in the gomphosis groove 3, including locating the foam-rubber cushion 10 at gomphosis groove 3 both ends, gomphosis groove 3 is provided with anti-skidding centre gripping subassembly 11 in expansion. U type pipe 4 is fixed in gomphosis groove 3 to set up foam-rubber cushion 10 and U type pipe 4 butt, set up anti-skidding centre gripping subassembly 11 in 5 both sides of portion of expanding, can carry out the centre gripping to portion of expanding 5, reduce the slippage of the portion of expanding 5, its tubule portion 6 is fixed with gomphosis groove 3 through mounting 8, this device sets up damper 9, the unexpected striking of reducible device is comparatively target in place to the vibrations of U type pipe 4 production, reduce the rigid collision, protection to U type pipe 4.

Referring to fig. 1 and 2, in order to enhance the shock absorption performance of the device, the bubble pad 12 is laid on the inner peripheral wall of the embedding groove 3, the fixing member 8 includes a clamping plate 13 arranged on the embedding groove 3, an anti-collision rubber pad 14 is arranged on the inner wall of the clamping plate 13, and bubbles are distributed on the surface of the bubble pad 12, so that the shock absorption performance of the device is further enhanced. The clamping plate 13 and the crash pad 14 are provided, so that the rigid collision between the U-shaped pipe 4 and the clamping plate 13 can be reduced. Be provided with shock attenuation reed 15 between foam-rubber cushion 10 below and frame 2, set up shock attenuation reed 15, can conduct the vibrations of U type pipe 4 to foam-rubber cushion 10, then conduct to shock attenuation reed 15, accomplish the shock attenuation of device.

Referring to fig. 1, the anti-slip clamping assembly 11 includes an elastic piece 16 hinged to the torsion spring in the fitting groove 3, the elastic piece 16 is inclined to the outside, and an anti-slip adhesive layer is disposed on the surface of the elastic piece 16. The fitting groove 3 is provided with a fixed suction cup 17 at the enlarged part 5, and the fixed suction cup 17 is arranged to be sucked to the enlarged part 5 to reinforce the fixation of the enlarged part 5. When the swelling part 5 is inserted into the fitting groove 3, the elastic piece 16 is tightly pressed against the swelling part 5, and the anti-slip glue layer is attached to the swelling part 5 to reduce the slip.

Referring to fig. 1 and 2, in order to enhance the stability of the device, a pressing plate 18 hinged by a torsion spring is arranged at the bottom end of the embedding groove 3 at the bent part of the U-shaped pipe 4, and the pressing plate 18 is clamped with the bent part of the U-shaped pipe 4. The pressing plate 18 is arranged, and the bending part of the U-shaped pipe 4 is clamped by the pressing plate 18, so that the fixing performance of the device can be enhanced. The spongy cushion 10 is provided with an embedding part 19, the embedding part 19 is C-shaped, the opening faces to the outside, the embedding part 19 is arranged to be embedded and clamped with the U-shaped pipe 4, and the C-shaped opening faces to the outside so as to facilitate the embedding of the U-shaped pipe 4.

The implementation principle of the embodiment is as follows: u type pipe 4 is fixed in gomphosis groove 3, U type pipe 4 embedding C-shaped gomphosis portion 19, and set up foam-rubber cushion 10 and U type pipe 4 butt, set up anti-skidding centre gripping subassembly 11 in 5 both sides of portion of expanding, 5 embedding gomphosis grooves 3 of portion of expanding, flexure strip 16 supports tightly with the portion 5 of expanding, it reduces the slip to set up the laminating of anti-skidding glue film and the portion 5 of expanding, its tubule portion 6 is fixed with gomphosis groove 3 through mounting 8, set up chucking plate 13 and crashproof cushion 14, can alleviate the rigid collision of U type pipe 4 and chucking plate 13, the department of buckling of pressure strip 18 and U type pipe 4 presss from both sides tightly. The damping assembly 9 is arranged in the device, so that the vibration of the device to the U-shaped pipe 4 caused by accidental impact can be reduced, the rigid collision is reduced, and the U-shaped pipe 4 is protected in place.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a specific surface area apparatus, includes control cabinet (1), frame (2), its characterized in that: the anti-skid clamping device is characterized in that an embedded groove (3) is formed in the rack (2), a U-shaped pipe (4) is arranged in the embedded groove (3), the U-shaped pipe (4) comprises an expansion part (5) and a thin pipe part (6), a connecting rubber pipe (7) is arranged between the expansion part (5) and the console (1), a fixing part (8) is arranged between the embedded groove (3) and the thin pipe part (6), a damping component (9) is arranged in the embedded groove (3) and comprises sponge pads (10) arranged at two ends of the embedded groove (3), and anti-skid clamping components (11) are arranged on two sides of the expansion part (5) of the embedded groove (3).

2. A specific surface area measuring instrument according to claim 1, wherein: a damping reed (15) is arranged between the lower part of the spongy cushion (10) and the frame (2).

3. A specific surface area measuring instrument according to claim 2, wherein: the anti-skidding clamping assembly (11) comprises an elastic sheet (16) which is arranged in the embedding groove (3) and is hinged with a torsion spring, the elastic sheet (16) inclines towards the outside, and an anti-skidding glue layer is arranged on the surface of the elastic sheet (16).

4. A specific surface area measuring instrument according to claim 1, wherein: the spongy cushion (10) is provided with an embedding part (19), the embedding part (19) is C-shaped, and the opening of the embedding part faces the outside.

5. A specific surface area measuring instrument according to claim 1, wherein: and an air bubble pad (12) is laid on the inner peripheral wall of the embedding groove (3).

6. A specific surface area measuring instrument according to claim 1, wherein: the fixing piece (8) comprises a clamping plate (13) arranged on the embedding groove (3), and an anti-collision rubber mat (14) is arranged on the inner wall of the clamping plate (13).

7. A specific surface area measuring instrument according to claim 1, wherein: the embedding groove (3) is provided with a fixed sucker (17) at the position of the expansion part (5).

8. A specific surface area measuring instrument according to claim 1, wherein: and a pressing plate (18) hinged with a torsion spring is arranged at the bent part of the U-shaped pipe (4) at the bottom end of the embedding groove (3), and the pressing plate (18) is clamped with the bent part of the U-shaped pipe (4).