CN220893504U - Sealed weight material level braking device - Google Patents

Abstract

The utility model relates to the technical field of weight material level devices, in particular to a sealing type weight material level braking device. Comprising the following steps: the box body is provided with a sagging channel on the right side, a positioning ring and a supporting wheel are sequentially arranged above the sagging channel, a correction component is arranged in the box body, and a fine adjustment component is arranged on the right side of the box body; the winding wheel is connected with the box body, and a chain sequentially penetrating through the positioning ring and the correcting component is arranged on the winding wheel; according to the utility model, the sagging measurement of the heavy hammer is realized through gravity, and the trimming operation of the chain is realized by utilizing the cooperation of the correction component and the trimming component, so that the detection precision is improved, manual participation is not needed, and the use is convenient.

Description

Sealed weight material level braking device

Technical Field

The utility model relates to the technical field of weight material level devices, in particular to a sealing type weight material level braking device.

Background

In the operation process of industrial furnace or storage silo, the height of the material level needs to be detected in time, so that the flow in the processing is conveniently adjusted according to the height of the material level, the requirement of technological production is met, at present, the measurement of the material level is usually detected by adopting a weight level gauge, but the existing level gauge adopts motor control, the internal braking structure is complex, the manufacturing cost is high, and in the detection process, the position of the weight is required to be visually detected, so that the integral detection is influenced.

Disclosure of utility model

The utility model aims to solve the technical problems, and provides the sealing type weight material level braking device, which realizes the sagging measurement of a weight through gravity and realizes the fine adjustment operation of a chain by utilizing the matching of a correction component and a fine adjustment component, thereby improving the detection precision without manual participation and being convenient to use.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

The box body is provided with a sagging channel on the right side, a positioning ring and a supporting wheel are sequentially arranged above the sagging channel, a correction component is arranged in the box body, and a fine adjustment component is arranged on the right side of the box body;

The winding wheel is connected with the box body, and a chain sequentially penetrating through the positioning ring and the correcting component is arranged on the winding wheel.

Preferably, the center of the positioning ring is provided with a detachable friction piece.

Preferably, the friction piece is symmetrically provided with protrusions.

Preferably, the orthotic assembly comprises a housing and a contact plate; a first sensor is arranged in the middle of the shell; the contact plate is provided with a guide post which is connected with the shell in a sliding way, and a spring is arranged inside the guide post.

Preferably, the fine adjustment assembly comprises a threaded rod and a slider; the threaded rod is connected with the box body, is in threaded connection with the center of the sliding block, and is provided with a second sensor on one side; the two sides of the sliding block are in sliding connection with the box body, and a pushing part which is in contact with the chain is arranged.

Preferably, the winding wheel is provided with a driving wheel, and the diameter of the driving wheel is smaller than that of the winding wheel; the box body is provided with a thrust piece connected with the driving wheel.

Preferably, a driving chain is arranged between the thrust piece and the driving wheel.

Preferably, the box body is provided with a side cover for sealing the installation area of the thrust piece and the driving wheel.

Compared with the prior art, the utility model has the following advantages:

1. The verticality of the chain can be observed through the correcting component, so that the position of the heavy hammer on the stock bin is judged, and meanwhile, the fine adjusting component is utilized to push the chain to move back, so that the measurement accuracy of the material level is ensured;

2. The driving wheel is pulled to rotate through the thrust piece, the telescopic control of the heavy hammer is realized by matching with the gravity of the heavy hammer, the whole structure is simple and reliable, the manufacturing cost is low, and the later maintenance is convenient;

3. The transmission structure is integrally arranged in the box body, and the side covers arranged on the sides are matched, so that the sealing protection of the whole structure can be realized, the entry of dust is reduced, the occurrence of faults is reduced, and the stability of the structure is ensured;

4. The locating ring cooperates with the supporting wheel to effectively support and locate the chain in the box body, keep the chain to vertically descend, and simultaneously facilitate subsequent precision adjustment of the fine adjustment assembly, and the structural layout is reasonable.

Drawings

FIG. 1 is a schematic diagram of the whole structure of a sealed weight level brake device;

Fig. 2 is a schematic diagram of the connection of the thrust piece and the driving wheel;

FIG. 3 is a schematic diagram of the internal transmission structure of the case;

FIG. 4 is an enlarged view of a portion of the trim assembly;

FIG. 5 is a schematic view of a positioning ring;

FIG. 6 is a schematic diagram of a corrective component;

Fig. 7 is a schematic structural view of the slider.

In the figure: 1. a case; 2. a positioning ring; 3. a support wheel; 4. a corrective component; 5. a fine tuning assembly; 6. a winding wheel; 101. a droop channel; 102. a thrust piece; 103. a drive chain; 104. a side cover; 201. a friction member; 202. a protrusion; 401. a housing; 402. a contact plate; 403. a first sensor; 404. a guide post; 405. a spring; 501. a threaded rod; 502. a slide block; 503. a second sensor; 504. a pushing part; 601. a chain; 602. a driving wheel.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

The first embodiment is as follows: referring to FIGS. 1-7, a sealed weight level brake device, comprising: the device comprises a box body 1, wherein a sagging channel 101 is formed in the right side of the box body 1, a positioning ring 2 and a supporting wheel 3 are sequentially arranged above the sagging channel 101, a correction component 4 is arranged in the vertical channel 101, and a fine adjustment component 5 is arranged on the right side of the box body 1; the winding wheel 6, the winding wheel 6 is connected with the box 1 for the pivot, twines on the winding wheel 6 simultaneously has the chain 601 that passes holding ring 2 and correction subassembly 4 in proper order, and the end connection of chain 601 has the weight.

In the preferred embodiment, as shown in fig. 3 and 5, a detachable friction piece 201 is arranged in the center of the positioning ring 2, and the friction piece 201 contacts with the periphery of the chain 601 to guide and position the chain 601; the friction member 201 may be fixed to the positioning ring 2 by bonding, and may be directly broken for replacement when replacement is required, or by screw connection.

In the preferred embodiment, the friction piece 201 is symmetrically provided with the protrusions 202, the protrusions 202 can contact with rollers inside the chain, and the contact area is increased, so that the stability and reliability of limiting are improved, and the friction piece 201 is made of rubber materials.

In a preferred embodiment, and as shown in connection with fig. 6, the orthotic assembly 4 includes a housing 401 and a contact plate 402; the shell 401 middle part is equipped with first sensor 403, be equipped with on the contact plate 402 with shell 401 sliding connection's guide post 404, and the inside spring 405 that is equipped with of guide post 404, under the normality, contact plate 402 keeps contact state with chain 601, when the weight whereabouts on the stock level, along with continuing to descend, because the stock level supports the weight to cause the weight skew, drive chain 601 slope, the slope in-process promotes contact plate 402 and compresses spring 405, at this moment, first sensor 403 can detect the distance variation with the contact plate, thereby learn the state of chain slope.

In a preferred embodiment, as shown in connection with fig. 3 and 4, the fine tuning assembly 5 comprises a threaded rod 501 and a slider 502; the threaded rod 501 is connected with the box 1 and is in threaded connection with the center of the sliding block 502, one side of the threaded rod 501 is provided with a second sensor 503, two sides of the sliding block 502 are in sliding connection with the box 1 and are provided with a pushing part 504 contacted with the chain 601, wherein the box 1 is further provided with a control motor connected with the threaded rod 501, the control motor drives the threaded rod 501 to rotate, the sliding block 502 is driven to displace, the pushing part 504 is utilized to push the chain 601 to deform, the requirement of callback chain length is met, adjustment is more accurate, and the second sensor 503 detects the distance between the sliding block 502 and is used for judging the actual callback distance subsequently.

As shown in fig. 4, the two sides of the threaded rod 501 are provided with sliding grooves on the box 1, the sliding grooves are in contact with two side surfaces of the sliding block 502, so that the requirement of guiding and positioning can be effectively met, and the stability of displacement is improved.

In the preferred embodiment, as shown in fig. 2, the driving wheel 602 is disposed on the winding wheel 6, the diameter of the driving wheel 602 is smaller than that of the winding wheel 6, the box 1 is provided with the thrust piece 102 connected with the driving wheel 602, the thrust piece 102 is displaced to the right side, the limit on the driving wheel 602 is released, at this time, the chain 601 pulls the winding wheel 6 to rotate under the action of gravity of the heavy hammer through the chain 601, the downward movement of the heavy hammer is realized, the diameter of the driving wheel 602 is smaller than that of the winding wheel 6, and the long-distance sagging of the heavy hammer can be realized through the displacement of the small section.

In the preferred embodiment, the connection between the thrust piece 102 and the driving wheel 602 is realized by arranging the driving chain 103 between the thrust piece 102 and the driving wheel 602, and the structure is simple and convenient, wherein the driving wheel 602 takes the form of a chain wheel.

In a preferred embodiment, the thrust member 102 may be a hydraulic cylinder or an air cylinder; the first sensor 403 and the second sensor 503 each employ a distance sensor.

Detailed description of the preferred embodiments

As shown in fig. 1 and 2, the box body 1 is provided with the side cover 104 for sealing the installation area of the thrust piece 102 and the driving wheel 602, the side cover 104 is connected with the box body 1 through a screw, and the side cover is matched with the sealing structure of the box body 1, so that the whole parts can be sealed, dust and sundries are prevented from entering, and the relatively bad working environments such as a storage bin and an industrial furnace are met.

Detailed description of the preferred embodiments

As shown in connection with fig. 2, an encoder is added at capstan 602 to record rotational data.

The specific working process is as follows: 1-7, the thrust piece 102 is displaced rightwards, the limit on the driving wheel 602 is relieved, the heavy hammer pulls the winding wheel 6 to rotate under the action of gravity, the chain 601 is released, the falling of the heavy hammer is realized, the heavy hammer continuously falls along with the contact of the heavy hammer with a material surface, the heavy hammer deflects under the action of the material surface support, the chain 601 is driven to incline to one side, the contact plate 402 at the corresponding position is pushed to generate certain displacement, the first sensor 403 detects the distance change, the thrust piece 102 stops, at the moment, the position of the heavy hammer is relatively lower, the detection data is inaccurate, then the micro-adjustment assembly 5 is started, the threaded rod 501 rotates, the sliding block 502 is driven to displace, the pushing part 504 pushes the chain 601 at the position between the supporting wheel 3 and the positioning ring 2 to bend, the lower chain 601 is pulled to displace upwards, and the displacement distance of the sliding block 502, namely the callback distance, is detected by the second sensor 503, so that the accurate material surface height (particularly the length released by the chain 601 can be judged according to the height of a storage bin) can be obtained without manual visual inspection;

and for the system part, a written program is preset in the system part through PLC control, so that the operation mode can be met.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims (8)

1. A sealed weight level brake device, comprising:

The automatic correction device comprises a box body (1), wherein a sagging channel (101) is formed in the right side of the box body (1), a positioning ring (2) and a supporting wheel (3) are sequentially arranged above the sagging channel (101), a correction component (4) is arranged in the box body, and a fine adjustment component (5) is arranged on the right side of the box body (1);

The winding wheel (6), the winding wheel (6) is connected with the box (1), be equipped with on the winding wheel (6) and pass chain (601) of holding ring (2) and correction subassembly (4) in proper order.

2. The sealed weight level brake device of claim 1, wherein: the center of the positioning ring (2) is provided with a detachable friction piece (201).

3. The sealed weight level brake device of claim 2, wherein: protrusions (202) are symmetrically arranged on the friction piece (201).

4. The sealed weight level brake device of claim 1, wherein: the orthotic assembly (4) comprises a housing (401) and a contact plate (402); a first sensor (403) is arranged in the middle of the shell (401); the contact plate (402) is provided with a guide post (404) which is in sliding connection with the shell (401), and a spring (405) is arranged inside the guide post (404).

5. The sealed weight level brake device of claim 1, wherein: the fine adjustment assembly (5) comprises a threaded rod (501) and a sliding block (502); the threaded rod (501) is connected with the box body (1) and is in threaded connection with the center of the sliding block (502), and a second sensor (503) is arranged on one side of the threaded rod; both sides of the sliding block (502) are in sliding connection with the box body (1), and a pushing part (504) contacted with the chain (601) is arranged.

6. The sealed weight level brake device of claim 1, wherein: a driving wheel (602) is arranged on the winding wheel (6), and the diameter of the driving wheel (602) is smaller than that of the winding wheel (6); the box body (1) is provided with a thrust piece (102) connected with the driving wheel (602).

7. The sealed weight level brake of claim 6, wherein: a driving chain (103) is arranged between the thrust piece (102) and the driving wheel (602).

8. The sealed weight level brake of claim 7, wherein: the box body (1) is provided with a side cover (104) for closing the installation area of the thrust piece (102) and the driving wheel (602).