CN216747277U - Cement fineness negative pressure screen analysis appearance - Google Patents
Cement fineness negative pressure screen analysis appearance Download PDFInfo
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- CN216747277U CN216747277U CN202220184469.5U CN202220184469U CN216747277U CN 216747277 U CN216747277 U CN 216747277U CN 202220184469 U CN202220184469 U CN 202220184469U CN 216747277 U CN216747277 U CN 216747277U
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Abstract
The utility model belongs to the technical field of cement check out test set, a cement fineness negative pressure screen analysis appearance is disclosed, including organism, semi-automatic lid and pedal operation main part, the lower extreme fixed connection of semi-automatic lid is in the upper end of organism, the side fixed connection of pedal operation main part is in the lower part side of organism, the upper end fixed connection of pedal operation main part is at the lateral part of semi-automatic lid, semi-automatic lid is including apron, thread bush and screw thread post, the outer wall at the screw thread post is installed to the thread bush screw thread, the lower extreme fixed connection of screw thread post is in the upper end of organism, the side fixed connection of apron is at the upper portion side of thread bush, the pedal operation main part of lower part outer wall fixed connection of thread bush, the outside cover of screw thread post has reset spring, reset spring's upper end and screw thread post fixed connection. This application can the person of facilitating the use open the apron, satisfies the use needs better.
Description
Technical Field
The application belongs to the technical field of cement detection equipment, and particularly relates to a cement fineness negative pressure screen analyzer.
Background
The cement fineness negative pressure screen analyzer is used for testing the fineness of portland cement, ordinary portland cement, slag portland cement, fly ash portland cement and composite portland cement, and a cover plate of the cement fineness negative pressure screen analyzer is usually a flat cover and needs to be operated by one hand.
In the testing process, a user usually needs to hold the container with two hands to carry the container to the side of the cement fineness negative pressure screen analyzer, then temporarily separates one hand to operate the cover to open, and after the raw materials are poured in, the cover plate is closed, so that the cover plate of the conventional cement fineness negative pressure screen analyzer needs to be manually operated and is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cement fineness negative pressure screen analysis appearance that this application's purpose needs manual operation in order to solve prior art, the apron of conventional cement fineness negative pressure screen analysis appearance, the problem of more troublesome problem, and a cement fineness negative pressure screen analysis appearance that provides.
In order to achieve the purpose, the following technical scheme is adopted in the application: the utility model provides a cement fineness negative pressure sieve analysis appearance, includes organism, semi-automatic lid and pedal operation main part, the lower extreme fixed connection of semi-automatic lid is in the upper end of organism, the side fixed connection of pedal operation main part is in the lower part side of organism, the upper end fixed connection of pedal operation main part is in the lateral part of semi-automatic lid, semi-automatic lid is including apron, thread bush and screw thread post, the thread bush screw thread is installed at the outer wall of screw thread post, the lower extreme fixed connection of screw thread post is in the upper end of organism, the side fixed connection of apron is in the upper portion side of thread bush, the lower part outer wall fixed connection pedal operation main part of screw thread bush, the outside cover of screw thread post has reset spring, reset spring's upper end and screw thread post fixed connection, reset spring's lower extreme fixed connection is in the upper end of thread bush, pedal operation main part includes stay cord, the, The lower end of the pull rope is fixedly connected to the upper end of the sliding seat, the sliding seat is slidably mounted on the outer wall of the guide rod, the upper side end of the guide rod is fixedly connected to the outer end of the lower portion of the machine body, the upper end of the spring is fixedly connected to the upper end of the guide rod, the lower end of the spring is fixedly connected to the upper end of the sliding seat, the upper end of the pull rope is fixedly connected to the outer wall of the lower portion of the threaded sleeve, and the upper portion of the pull rope is wound on the lower portion of the threaded sleeve. The screw thread sleeve is spirally turned away along the screw thread column, so that the resistance in the opening process is reduced, and the sealing performance in the closed state is guaranteed.
Preferably, the lower end of the machine body is fixedly connected with four supporting legs. The stability of the machine body is ensured through the supporting legs.
Preferably, the upper end of the threaded column is fixedly connected with a limiting block. The mode of keeping off at the thread bush upside through the stopper has restricted the home range of thread bush, has improved thread bush operating stability.
Preferably, the lower part of the threaded sleeve is fixedly connected with a pair of retaining rings. The stop ring limits the range of motion between the pedal operation main body and the threaded sleeve, and the stability of the rotation work of the threaded sleeve is improved.
Preferably, a pedal is fixedly connected to the lower side end of the sliding seat. The pedal is convenient for the foot control sliding seat to slide up and down.
Preferably, a pulley is arranged between the upper part of the pull rope and the machine body, and the lower end of the pulley is fixedly connected to the upper end of the machine body. The pull rope is in rolling contact with the pulley, so that the steering movement resistance of the pull rope is reduced.
Preferably, the pulley comprises a pulley frame and a pulley body, the side end of the pulley frame is fixedly connected to the upper side end of the machine body, the pulley body is rotatably mounted at the inner end of the pulley frame, the pulley body is supported on the upper portion of the pull rope in a rolling manner, and an annular groove clamped with the pull rope is formed in the middle of the pulley body. The annular groove of wheel body joint stay cord improves stay cord moving stability.
To sum up, the technical effect and the advantage of this application:
1. the mode of turning off along the screw thread post spiral through the thread bush has reduced the resistance of opening the in-process, and has ensured the sealing performance of closure state, keeps off the mode at the thread bush upside through the stopper, has restricted the home range of thread bush, has improved thread bush moving stability.
2. Through keeping off the range of motion between ring restriction pedal operation main part and the thread bush, the stability of thread bush rotation work has been improved, through the mode that the spring pulling slide upwards resumes, made things convenient for pedal operation main part operation back to resume by oneself, through trampling mode control, both hands have been liberated, the foot control slide up-and-down sliding work has been made things convenient for through the footboard, adopt stay cord and pulley rolling contact's mode, reduce the stay cord and turn to the removal resistance, ring channel joint stay cord through the wheel body, improve stay cord moving stability.
Drawings
Figure 1 is a schematic view of the overall structure proposed in the present application,
figure 2 is a schematic view of the semi-automatic lid structure proposed in the present application,
FIG. 3 is a schematic view of the structure of the pedal operation body proposed by the present application,
fig. 4 is a schematic view of a pulley structure proposed in the present application.
In the figure: 1. a body; 2. semi-automatic covering; 3. a pedal operation body; 4. a pulley; 5. supporting legs; 6. a cover plate; 7. a threaded sleeve; 8. a threaded post; 9. a limiting block; 10. a baffle ring; 11. pulling a rope; 12. a guide bar; 13. a spring; 14. a slide base; 15. a pedal; 16. a pulley yoke; 17. a wheel body.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.
Referring to fig. 1, a cement fineness negative pressure screen analyzer comprises a machine body 1, a semi-automatic cover 2 and a pedal operation main body 3, wherein the lower end of the semi-automatic cover 2 is fixedly connected to the upper end of the machine body 1, the side end of the pedal operation main body 3 is fixedly connected to the lower side end of the machine body 1, the upper end of the pedal operation main body 3 is fixedly connected to the side part of the semi-automatic cover 2, the semi-automatic cover 2 is operated to open through the pedal operation main body 3, and the hands of a user are liberated.
The lower extreme fixedly connected with supporting legs 5 of organism 1, supporting legs 5 are provided with four, and supporting legs 5 are the cylindricality, utilize supporting legs 5 to support stable organism 1. The stability of the machine body 1 is ensured by the supporting feet 5.
Referring to fig. 2, the upper end fixedly connected with stopper 9 of screw thread post 8, screw thread post 8 and stopper 9 structure as an organic whole utilize stopper 9 to limit 7 home range of thread bush.
The lower part of the threaded sleeve 7 is fixedly connected with a retaining ring 10, the retaining rings 10 are provided with a pair, the retaining rings 10 and the threaded sleeve 7 are of an integrated structure, and the retaining rings 10 are retained between the pedal operation main body 3 and the threaded sleeve 7, so that the stability of the operation of the pedal operation main body 3 and the threaded sleeve 7 is guaranteed.
Referring to fig. 3, the pedal operation body 3 includes a pull rope 11, a guide rod 12, a spring 13 and a sliding seat 14, wherein the lower end of the pull rope 11 is fixedly connected to the upper end of the sliding seat 14, the sliding seat 14 is slidably mounted on the outer wall of the guide rod 12, the upper side end of the guide rod 12 is fixedly connected to the outer end of the lower portion of the machine body 1, the upper end of the spring 13 is fixedly connected to the upper end of the guide rod 12, the sliding seat 14 is guided to slide by the guide rod 12, the lower end of the spring 13 is fixedly connected to the upper end of the sliding seat 14, the sliding seat 14 is provided with an upward restoring force by the spring, the upper end of the pull rope 11 is fixedly connected to the outer wall of the lower portion of the threaded sleeve 7, the upper portion of the pull rope 11 is wound around the lower portion of the threaded sleeve 7, and the pull rope 11 is used for operating the threaded sleeve 7 to rotate.
The lower side end of the sliding seat 14 is fixedly connected with a pedal 15, the sliding seat 14 and the pedal 15 are fixedly connected into a whole, the sliding seat 14 and the pedal 15 are assembled into an L shape, and a user can conveniently control the sliding seat 14 by feet through the pedal 15.
A pulley 4 is arranged between the upper part of the pull rope 11 and the machine body 1, the lower end of the pulley 4 is fixedly connected to the upper end of the machine body 1, and the pulley 4 is utilized to reduce the operation resistance of the pull rope 11.
Referring to fig. 4, the pulley 4 includes a pulley yoke 16 and a wheel body 17, a side end of the pulley yoke 16 is fixedly connected to an upper side end of the machine body 1, the wheel body 17 is rotatably installed at an inner end of the pulley yoke 16, the wheel body 17 is rotatably supported on an upper portion of the pull rope 11, the moving resistance of the pull rope 11 is reduced by using a manner that the wheel body 17 rotates along with the pull rope 11, an annular groove clamped with the pull rope 11 is formed in the middle of the wheel body 17, and the operating stability of the pull rope 11 is ensured by using a manner that the annular groove is clamped with the pull rope 11.
The working principle is as follows: when needing to open semi-automatic lid 2, step on footboard 15 with the foot and drive slide 14 and slide down, drive stay cord 11 through slide 14 and move down, make stay cord 11 pull behind pulley 4 redirecting thread bush 7 and rotate, rotate along screw post 8 through thread bush 7 and outwards turn away, the mode that the in-process utilized 7 helices of thread bush to rise reduces the frictional distance of in-process and organism 1, loosen behind the foot, utilize reset spring to drive 7 gyrations of thread bush, make 6 covers in organism 1 upper ends again of apron.
The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.
Claims (7)
1. The utility model provides a cement fineness negative pressure sieve analysis appearance which characterized in that: comprises a machine body (1), a semi-automatic cover (2) and a pedal operation main body (3), wherein the lower end of the semi-automatic cover (2) is fixedly connected with the upper end of the machine body (1), the side end of the pedal operation main body (3) is fixedly connected with the lower side end of the machine body (1), the upper end of the pedal operation main body (3) is fixedly connected with the side part of the semi-automatic cover (2), the semi-automatic cover (2) comprises a cover plate (6), a threaded sleeve (7) and a threaded column (8), the threaded sleeve (7) is arranged on the outer wall of the threaded column (8) in a threaded manner, the lower end of the threaded column (8) is fixedly connected with the upper end of the machine body (1), the side end of the cover plate (6) is fixedly connected with the upper side end of the threaded sleeve (7), the lower outer wall of the threaded sleeve (7) is fixedly connected with the pedal operation main body (3), and a reset spring is sleeved on the outer side of the threaded column (8), the upper end of the reset spring is fixedly connected with the threaded column (8), the lower end of the reset spring is fixedly connected with the upper end of the threaded sleeve (7), the pedal operation main body (3) comprises a pull rope (11), a guide rod (12), a spring (13) and a sliding seat (14), the lower end of the pull rope (11) is fixedly connected with the upper end of the sliding seat (14), the sliding seat (14) is slidably mounted on the outer wall of the guide rod (12), the upper side end of the guide rod (12) is fixedly connected with the outer end of the lower part of the machine body (1), the upper end of the spring (13) is fixedly connected with the upper end of the guide rod (12), the upper end of the spring (13) is fixedly connected with the outer end of the lower part of the machine body (1), the upper end of the pull rope (11) is fixedly connected with the outer wall of the lower part of the threaded sleeve (7), the upper part of the pull rope (11) is wound on the lower part of the threaded sleeve (7).
2. The cement fineness negative pressure screen analyzer according to claim 1, characterized in that: the lower end of the machine body (1) is fixedly connected with four supporting legs (5), and the number of the supporting legs (5) is four.
3. The cement fineness negative pressure screen analyzer according to claim 1, characterized in that: the upper end of the threaded column (8) is fixedly connected with a limiting block (9).
4. The cement fineness negative pressure screen analyzer according to claim 1, characterized in that: the lower part of the threaded sleeve (7) is fixedly connected with baffle rings (10), and a pair of baffle rings (10) is arranged.
5. The cement fineness negative pressure screen analyzer according to claim 4, characterized in that: the lower side end of the sliding seat (14) is fixedly connected with a pedal (15).
6. The cement fineness negative pressure screen analyzer according to claim 4, characterized in that: a pulley (4) is arranged between the upper part of the pull rope (11) and the machine body (1), and the lower end of the pulley (4) is fixedly connected to the upper end of the machine body (1).
7. The cement fineness negative pressure screen analyzer according to claim 6, characterized in that: the pulley (4) comprises a pulley frame (16) and a pulley body (17), the side end of the pulley frame (16) is fixedly connected to the upper side end of the machine body (1), the pulley body (17) is rotatably installed at the inner end of the pulley frame (16), the pulley body (17) is supported on the upper portion of the pull rope (11) in a rolling mode, and an annular groove clamped with the pull rope (11) is formed in the middle of the pulley body (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220184469.5U CN216747277U (en) | 2022-01-21 | 2022-01-21 | Cement fineness negative pressure screen analysis appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220184469.5U CN216747277U (en) | 2022-01-21 | 2022-01-21 | Cement fineness negative pressure screen analysis appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216747277U true CN216747277U (en) | 2022-06-14 |
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ID=81915879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220184469.5U Active CN216747277U (en) | 2022-01-21 | 2022-01-21 | Cement fineness negative pressure screen analysis appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216747277U (en) |
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2022
- 2022-01-21 CN CN202220184469.5U patent/CN216747277U/en active Active
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