CN218726405U

CN218726405U - Cement fineness negative pressure screen analysis appearance

Info

Publication number: CN218726405U
Application number: CN202222871025.1U
Authority: CN
Inventors: 王燕宁
Original assignee: Weihai Nanhai Engineering Quality Inspection Co ltd
Current assignee: Weihai Nanhai Engineering Quality Inspection Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-24
Anticipated expiration: 2032-10-28

Abstract

The application provides a cement fineness negative pressure screen analysis appearance, relate to detecting instrument technical field, its technical scheme main points include the instrument body, the screening cover is installed to the upper end of instrument body, the negative pressure reel has been cup jointed to the inside of screening cover, the top of negative pressure reel is provided with sealed lid, the upper end fixedly connected with handle of sealed lid, the cutting ferrule groove has been seted up to the lower extreme of sealed lid, the spout has been seted up to the left and right sides of cutting ferrule inslot portion, the inside sliding connection of spout has the sliding sleeve, fixedly connected with spring between the upper end of sliding sleeve and the top of cutting ferrule inslot portion, strike the handle that the block rubber is interrupted, sealed lid passes through sliding sleeve and spring realization vertical vibration's effect, and the sliding sleeve pastes with the upper end of negative pressure reel, the sliding sleeve striking negative pressure reel upper end of being convenient for, do benefit to the cement dust that negative pressure reel inside wall and sealed lid lower extreme drop, realize automatic purpose to the end cover operation of strikeing, reduce staff's intensity of labour, the detection accuracy performance of negative pressure screen analysis appearance is improved.

Description

Cement fineness negative pressure screen analysis appearance

Technical Field

The application belongs to the technical field of detecting instruments, and particularly relates to a cement fineness negative pressure screen analyzer.

Background

The negative pressure screen analysis instrument for cement fineness is a special instrument for screen analysis inspection according to national standard, has the characteristics of simple structure, convenient operation, energy consumption reduction and the like, and is a necessary instrument for cement factories, building companies, scientific research institutions and universities owning cement specialty. The cement fineness negative pressure screen analyzer utilizes air flow as a power medium for screening, when the cement fineness negative pressure screen analyzer works, the whole system keeps a negative pressure state, powder materials to be detected in a screen are in a flowing state under the action of air flow sprayed by a rotating air nozzle and move along with the air flow, fine particles with the particle size smaller than the aperture of a screen are driven by the air flow to be pumped away through the screen, and coarse particles with the particle size larger than the aperture of the screen are remained in the screen, so that the purpose of screening is achieved.

The current chinese utility model patent that the bulletin number of authorizing is CN206450557U discloses a cement fineness negative pressure screen analysis appearance, the power distribution box comprises a box body, set up the sieve seat on the box, set up the test sieve on the sieve seat, communicate with each other the cyclone of being connected with the sieve seat, set up in the collection ash bottle of cyclone bottom and be connected with the cyclone and set up the dust catcher in the box, be provided with the air nozzle in the sieve seat, the air nozzle rotates with the sieve seat to be connected, be provided with synchronous machine on the sieve seat, synchronous machine drives the air nozzle and rotates, be provided with the arch on the terminal surface of air nozzle orientation test sieve, screen cloth butt on protruding and the test sieve, be provided with the end cover on the port of test sieve.

Disclosure of Invention

The utility model discloses the purpose is in order to solve the shortcoming that exists among the prior art, and the cement fineness negative pressure screen analysis appearance that provides can carry out the operation of knocking of end cover automatically, reduces staff's intensity of labour.

The utility model adopts the following technical scheme:

a negative pressure screen analysis instrument for cement fineness comprises an instrument body, wherein a screening sleeve is installed at the upper end of the instrument body, a negative pressure screen tray is sleeved inside the screening sleeve, a sealing cover is arranged above the negative pressure screen tray, a handle is fixedly connected to the upper end of the sealing cover, a clamping sleeve groove is formed in the lower end of the sealing cover, sliding grooves are formed in the left side and the right side of the inside of the clamping sleeve groove, a sliding sleeve is slidably connected inside the sliding grooves, and a spring is fixedly connected between the upper end of the sliding sleeve and the top end of the inside of the clamping sleeve groove;

the left side and the right side of the screening sleeve are respectively provided with a longitudinal block, one side opposite to the two longitudinal blocks is respectively provided with an adjusting groove, the inner part of each adjusting groove is connected with a positioning block in a sliding mode, the positioning block is positioned above the sealing cover, the bottom end of the inner part of each adjusting groove is movably connected with a threaded rod, the other end of each threaded rod penetrates through the corresponding positioning block and extends to the upper part of the corresponding longitudinal block, and the corresponding positioning block is in threaded connection with the outer side wall of the corresponding threaded rod;

the rear of screening cover is provided with miniature swing rotating electrical machines, miniature swing rotating electrical machines's output fixedly connected with eccentric wheel, the outside from the back to preceding fixedly connected with connecting rod in proper order of eccentric wheel with strike the block rubber, and strike the lower extreme of block rubber and paste mutually with the handle.

For the convenience of collecting raise dust, as the utility model discloses a cement fineness negative pressure screen analysis appearance is preferred, the left side fixed mounting of instrument body has a whirlwind section of thick bamboo, the lower extreme threaded connection of a whirlwind section of thick bamboo has Cheng Jieping, the preceding terminal surface of instrument body has been seted up and has been placed the chamber, the inside of placing the chamber is provided with the dust catcher, the upper end intercommunication of a whirlwind section of thick bamboo has the hose that communicates with the dust catcher.

For the convenience performance of reinforcing cement fineness negative pressure screen analysis appearance, improve work efficiency, as the utility model discloses a cement fineness negative pressure screen analysis appearance is preferred, the right side fixedly connected with emergency cabinet of instrument body, the top of emergency cabinet is provided with the electronic scale.

In order to make indulge the piece and realize rotatory effect, be convenient for adjust the direction of indulging the piece, as the utility model discloses a cement fineness negative pressure screen analysis appearance is preferred, two indulge the inside lower extreme swing joint of piece have with instrument body upper end fixed connection's step pole.

In order to prevent that the cement dust from wafting to the outside, conduct the utility model discloses a cement fineness negative pressure screen analysis appearance is preferred, the upper end of negative pressure sieve tray is located the inside in sleeve groove, and the lower terminal surface of sliding sleeve pastes mutually with the upper end of negative pressure sieve tray.

In order to play fixed effect to miniature swing rotating electrical machines, as the utility model discloses a cement fineness negative pressure screen analysis appearance is preferred, miniature swing rotating electrical machines's lateral wall fixedly connected with and instrument body upper end fixed connection's mount.

Compared with the prior art, the beneficial effects of the utility model are that:

this kind of cement fineness negative pressure screen analysis appearance, rotatory indulge the piece, make two locating pieces relative, and the rotatory threaded rod, will make the locating piece downstream, and make the lower extreme of locating piece paste with sealed covering upper end, be convenient for fix a position sealed lid, start cement fineness negative pressure screen analysis appearance and miniature swing rotating electrical machines, it drives the connecting rod and beats the rubber piece and carry out the rotation of reciprocating swing in step to make the eccentric wheel, make the handle of beating that the rubber piece is interrupted of beating, sealed lid passes through the effect of sliding sleeve and spring realization vertical vibration, and the sliding sleeve pastes with the upper end of negative pressure screen tray, the sliding sleeve of being convenient for strikes negative pressure screen tray upper end, do benefit to the cement dust that negative pressure screen tray inside wall and sealed lid lower extreme and drop, realize the automatic mesh of beating the end cover, reduce staff's intensity of labour, improve the detection accuracy performance of negative pressure screen analysis appearance.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is an overall structure diagram of a cement fineness negative pressure screen analyzer of the present invention;

FIG. 2 is a structural diagram of the screening sleeve and the negative pressure screening disk of the present invention;

FIG. 3 is a cross-sectional structural view of the negative pressure sieve tray and the sealing cover of the present invention;

fig. 4 is a top view structural diagram of the micro swing rotating electrical machine of the present invention;

fig. 5 is an enlarged structural view of a portion a in fig. 3 according to the present invention.

In the figure, 1, an instrument body; 101. screening sleeve; 102. a negative pressure sieve tray; 103. a placement chamber; 104. a standby cabinet; 105. an electronic scale; 2. a sealing cover; 201. a clamping sleeve groove; 202. a chute; 203. a sliding sleeve; 204. a spring; 205. a handle; 3. a cyclone; 301. cheng Jieping; 302. a hose; 303. a dust collector; 4. longitudinal blocks; 401. a step bar; 402. an adjustment groove; 403. positioning blocks; 404. a threaded rod; 5. a fixed mount; 501. a miniature swing rotating motor; 502. a deflection wheel; 503. a connecting rod; 504. the rubber block is knocked.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Referring to fig. 1 to 5, the present invention provides the following technical solutions:

a cement fineness negative pressure screen analysis instrument comprises an instrument body 1, wherein a screening sleeve 101 is installed at the upper end of the instrument body 1, a negative pressure screen disc 102 is sleeved inside the screening sleeve 101, a sealing cover 2 is arranged above the negative pressure screen disc 102, a handle 205 is fixedly connected to the upper end of the sealing cover 2, a clamping sleeve groove 201 is formed in the lower end of the sealing cover 2, sliding grooves 202 are formed in the left side and the right side inside the clamping sleeve groove 201, a sliding sleeve 203 is slidably connected inside the sliding grooves 202, and a spring 204 is fixedly connected between the upper end of the sliding sleeve 203 and the top end inside the clamping sleeve groove 201;

the left side and the right side of the screening sleeve 101 are both provided with longitudinal blocks 4, one opposite side of each of the two longitudinal blocks 4 is provided with an adjusting groove 402, the inside of each adjusting groove 402 is connected with a positioning block 403 in a sliding manner, the positioning blocks 403 are positioned above the sealing covers 2, the bottom end inside each adjusting groove 402 is movably connected with a threaded rod 404, the other end of each threaded rod 404 penetrates through the positioning blocks 403 and extends to the upper side of the corresponding longitudinal block 4, and the positioning blocks 403 are in threaded connection with the outer side wall of the threaded rod 404;

the rear of screening cover 101 is provided with miniature swing rotating electrical machines 501, and miniature swing rotating electrical machines 501's output fixedly connected with eccentric wheel 502, and the outside of eccentric wheel 502 is from back to preceding fixedly connected with connecting rod 503 and strike rubber block 504 in proper order, and strikes the lower extreme of rubber block 504 and pastes with handle 205 mutually.

In this embodiment: the negative pressure sieve tray 102 is sleeved and mounted inside the sieving sleeve 101, the sealing cover 2 is sleeved and mounted above the negative pressure sieve tray 102 through the clamping sleeve groove 201 at the lower end, the threaded rod 404 is rotated to enable the positioning block 403 to move downwards, the lower end of the positioning block 403 is attached to the upper end of the sealing cover 2, the sealing cover 2 is convenient to position, when negative pressure sieving is carried out, the miniature swing rotating motor 501 is started, the deflection wheel 502 is enabled to drive the connecting rod 503 and the knocking rubber block 504 to synchronously and repeatedly swing and rotate, the knocking handle 205 discontinuous with the knocking rubber block 504 is enabled, the sealing cover 2 achieves the effect of vertical vibration through the sliding sleeve 203 and the spring 204, the sliding sleeve 203 is attached to the upper end of the negative pressure sieve tray 102, the sliding sleeve 203 can conveniently impact the upper end of the negative pressure sieve tray 102, cement dust on the inner side wall of the negative pressure sieve tray 102 and the lower end of the sealing cover 2 can conveniently fall off, the purpose of automatic knocking operation of the end cover is achieved, labor intensity of workers is reduced, and detection accuracy performance of the negative pressure sieve analyzer is improved.

As a technical optimization scheme of the utility model, the left side fixed mounting of instrument body 1 has a cyclone 3, and the lower extreme threaded connection of cyclone 3 has Cheng Jieping, and the preceding terminal surface of instrument body 1 has been seted up and has been placed chamber 103, and the inside of placing chamber 103 is provided with dust collector 303, and the upper end intercommunication of cyclone 3 has the hose 302 with dust collector 303 intercommunication.

In this embodiment: cheng Jieping 301 is convenient for collecting the screened cement dust, the hose 302 is communicated with the dust collector 303 and the cyclone 3 for negative pressure screening, and the dust collector 303 is started to further facilitate collecting the dust (the dust collector 303, the cyclone 3 and the negative pressure screening are all in the prior art).

As a technical optimization scheme of the utility model, instrument body 1's right side fixedly connected with stand-by cabinet 104, stand-by cabinet 104's top is provided with electronic scale 105.

In this embodiment: the cleaning brush is conveniently placed in the standby cabinet 104, the electronic scale 105 conveniently weighs the screened cement dust particles, the convenience performance of the cement fineness negative pressure screen analyzer is enhanced, and the working efficiency is improved.

As a technical optimization scheme of the utility model, two indulge 4 inside lower extreme swing joint have with 1 upper end fixed connection's of instrument body step pole 401.

In this embodiment: the step bar 401 enables the longitudinal block 4 to achieve a rotating effect, facilitating adjustment of the direction of the longitudinal block 4.

As a technical optimization scheme of the utility model, the upper end of negative pressure sieve tray 102 is located the inside of sliding sleeve groove 201, and the lower terminal surface of sliding sleeve 203 pastes mutually with the upper end of negative pressure sieve tray 102.

In this embodiment: the lower end surface of the sliding sleeve 203 is attached to the upper end of the negative pressure sieve tray 102, so as to further prevent the cement dust from floating outside.

As a technical optimization scheme of the utility model, miniature swing rotating electrical machines 501's lateral wall fixedly connected with and instrument body 1 upper end fixed connection's mount 5.

In this embodiment: the fixing bracket 5 has a fixing effect on the micro-swing rotating motor 501, and starts the micro-swing rotating motor 501, so that the connecting rod 503 can be smoothly swung and the rubber block 504 can be knocked (the micro-swing rotating motor 501 adopts a micro servo motor, and the swing speed and the swing rotation circumference can be accurately adjusted).

The utility model discloses a theory of operation and use flow: firstly, the negative pressure sieve tray 102 is sleeved and mounted inside the screening sleeve 101, then cement to be screened and analyzed is poured into the negative pressure sieve tray 102, the clamping sleeve groove 201 at the lower end of the sealing cover 2 is clamped above the negative pressure sieve tray 102, the longitudinal block 4 is rotated to enable the two positioning blocks 403 to be opposite, the threaded rod 404 is rotated to enable the positioning blocks 403 to move downwards, the lower ends of the positioning blocks 403 are enabled to be attached to the upper end of the sealing cover 2 to facilitate positioning of the sealing cover 2, finally, the cement fineness negative pressure sieve analyzer and the micro-swing rotating motor 501 are started, the deflection wheel 502 drives the connecting rod 503 and the knocking rubber block 504 to synchronously and repeatedly swing and rotate, the knocking handle 205 which is interrupted by the knocking rubber block 504 is enabled, the sealing cover 2 achieves the effect of vertical vibration through the sliding sleeve 203 and the spring 204, the sliding sleeve 203 is attached to the upper end of the negative pressure sieve tray 102 to facilitate the sliding sleeve 203 to impact the upper end of the negative pressure sieve tray 102 and the cement dust at the lower end of the sealing cover 2, and the detection accuracy performance of the negative pressure sieve analyzer is improved.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a cement fineness negative pressure sieve analysis appearance, includes instrument body (1), its characterized in that: the instrument comprises an instrument body (1) and is characterized in that a screening sleeve (101) is installed at the upper end of the instrument body (1), a negative pressure sieve tray (102) is sleeved inside the screening sleeve (101), a sealing cover (2) is arranged above the negative pressure sieve tray (102), a handle (205) is fixedly connected to the upper end of the sealing cover (2), a clamping sleeve groove (201) is formed in the lower end of the sealing cover (2), sliding grooves (202) are formed in the left side and the right side of the inside of the clamping sleeve groove (201), a sliding sleeve (203) is connected to the inside of the sliding groove (202) in a sliding mode, and a spring (204) is fixedly connected between the upper end of the sliding sleeve (203) and the top end of the inside of the clamping sleeve groove (201);

the screening sleeve is characterized in that longitudinal blocks (4) are arranged on the left side and the right side of the screening sleeve (101), adjusting grooves (402) are formed in one sides, opposite to the longitudinal blocks (4), of the adjusting grooves (402), positioning blocks (403) are connected to the inner portions of the adjusting grooves (402) in a sliding mode, the positioning blocks (403) are located above the sealing covers (2), threaded rods (404) are movably connected to the bottom ends of the inner portions of the adjusting grooves (402), the other ends of the threaded rods (404) penetrate through the positioning blocks (403) and extend to the upper portions of the longitudinal blocks (4), and the positioning blocks (403) are in threaded connection with the outer side walls of the threaded rods (404);

the rear of screening cover (101) is provided with miniature swing rotating electrical machines (501), the output fixedly connected with eccentric wheel (502) of miniature swing rotating electrical machines (501), fixedly connected with connecting rod (503) and strike rubber block (504) in proper order before to after the outside of eccentric wheel (502), and the lower extreme that strikes rubber block (504) pastes with handle (205) mutually.

2. The cement fineness negative pressure screen analyzer according to claim 1, characterized in that: the multifunctional cyclone dust collector is characterized in that a cyclone cylinder (3) is fixedly mounted on the left side of the instrument body (1), the lower end of the cyclone cylinder (3) is in threaded connection with Cheng Jieping (301), a placing cavity (103) is formed in the front end face of the instrument body (1), a dust collector (303) is arranged inside the placing cavity (103), and the upper end of the cyclone cylinder (3) is communicated with a hose (302) communicated with the dust collector (303).

3. The cement fineness negative pressure screen analyzer according to claim 1, characterized in that: the right side of the instrument body (1) is fixedly connected with a spare cabinet (104), and an electronic scale (105) is arranged above the spare cabinet (104).

4. The cement fineness negative pressure screen analyzer according to claim 1, characterized in that: the lower ends of the two longitudinal blocks (4) are movably connected with step rods (401) fixedly connected with the upper end of the instrument body (1).

5. The cement fineness negative pressure screen analyzer according to claim 1, characterized in that: the upper end of the negative pressure sieve tray (102) is positioned in the clamping sleeve groove (201), and the lower end face of the sliding sleeve (203) is attached to the upper end of the negative pressure sieve tray (102).

6. The cement fineness negative pressure screen analyzer according to claim 1, characterized in that: the outer side wall of the miniature swing rotating motor (501) is fixedly connected with a fixing frame (5) fixedly connected with the upper end of the instrument body (1).