CN204057092U - Slat conveyer broken chain detecting device - Google Patents
Slat conveyer broken chain detecting device Download PDFInfo
- Publication number
- CN204057092U CN204057092U CN201420428710.XU CN201420428710U CN204057092U CN 204057092 U CN204057092 U CN 204057092U CN 201420428710 U CN201420428710 U CN 201420428710U CN 204057092 U CN204057092 U CN 204057092U
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- China
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- groove
- driving lever
- lower cover
- detecting device
- slat conveyer
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Abstract
The utility model discloses a kind of slat conveyer broken chain detecting device, comprise upper cover plate, lower cover and lever body, upper cover plate and lower cover are connected, lower cover has oblique driving lever groove, on lower cover and the both sides being positioned at oblique driving lever groove all have groove, groove is made up of spring fixing groove and the bearing hold down groove be arranged on outside it, bearing hold down groove, spring fixing groove is communicated with successively with oblique driving lever groove, lever body comprises driving lever and lower driving lever, upper driving lever lower end and lower driving lever upper end are connected, lower driving lever top is through oblique driving lever groove, both sides, lower driving lever top are all fixed with transverse axis, transverse axis is arranged in groove, transverse axis is provided with torsion spring and antifriction-bearing box, torsion spring is arranged in spring fixing groove, antifriction-bearing box is arranged in bearing hold down groove, in lower cover, inductance approach switch is installed, inductance approach switch connects PLC, PLC also connects buzzer phone.The utility model Detection accuracy is high, there is not human element, and detection efficiency is high, easy for installation.
Description
Technical field
The utility model relates to a kind of broken chain detecting device, especially relates to a kind of slat conveyer broken chain detecting device.
Background technology
Slat conveyer is a kind of continuative transport machinery of flexible traction machine, and be ensure to realize one of requisite visual plant of mining mechanization, its normal use and safe operation have vital function for the production efficiency and economic benefit improving colliery.
Along with the development of equipment manufacturing technology; driving power, the transport capacity of slat conveyer are increasing; reliability is also improving gradually; but due to the working environment of down-hole and the severe of service condition; the damage that its wearing and tearing and external factor cause is unavoidable; often there will be chain rupture accident, reduce Homes Using TV.Not only have impact on the normal production in colliery, and very large threat is constituted to the life security along Workers.At present, it is judged by artificial mode that the chain rupture of slat conveyer detects, namely mainly whether tilt to judge by artificially observing chain, or run the Vibration Condition of sound by slat conveyer and judge, these two kinds of modes all exist that human element is large, Detection accuracy is low and inefficient shortcoming.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, a kind of slat conveyer broken chain detecting device is provided, can effectively solve in prior art whether to be tilted by artificial chain of observing, or run the Vibration Condition of sound by slat conveyer and judge whether that chain rupture exists that human element is large, Detection accuracy is low and inefficient problem, and structure is simple, reasonable in design, easy to install.
For achieving the above object, the technical solution adopted in the utility model is: a kind of slat conveyer broken chain detecting device, it is characterized in that: comprise upper cover plate, lower cover and lever body, described upper cover plate is fixedly connected with lower cover, described upper cover plate has wire guide, the lower end, outside of described lower cover is fixed with engaging lug, described lower cover has oblique driving lever groove, on described lower cover and the both sides being positioned at oblique driving lever groove all have groove, described groove is made up of spring fixing groove and the bearing hold down groove be arranged on outside it, described bearing hold down groove, spring fixing groove is communicated with successively with oblique driving lever groove, described lever body comprises driving lever and lower driving lever, the lower end of described upper driving lever is fixedly connected with the upper end of lower driving lever, the top of described lower driving lever is through oblique driving lever groove, described upper driving lever is arranged in upper cover plate, the both sides, top of described lower driving lever are all fixed with transverse axis, described transverse axis is arranged in described groove, described transverse axis is provided with torsion spring and antifriction-bearing box, described torsion spring is arranged in spring fixing groove, described antifriction-bearing box is arranged in bearing hold down groove, in described lower cover, inductance approach switch is installed, described inductance approach switch is connected with PLC through the shielding wire through wire guide, described PLC is also connected with buzzer phone.
Above-mentioned slat conveyer broken chain detecting device, it is characterized in that: described upper cover plate has fixed orifice, described lower cover has lower fixed hole, fixed hole is corresponding with the position of lower fixed hole, and described upper cover plate is through being fixedly connected with lower cover with the bolt of lower fixed hole through upper fixed orifice successively.
Above-mentioned slat conveyer broken chain detecting device, is characterized in that: described PLC adopts model to be the SIEMENS PLC of S7-200.
Above-mentioned slat conveyer broken chain detecting device, is characterized in that: described inductance approach switch employing model is the Omron inductance approach switch of E2S-W21.
Above-mentioned slat conveyer broken chain detecting device, is characterized in that: the quantity of described engaging lug is two, and two engaging lugs are symmetrical arranged.
Above-mentioned slat conveyer broken chain detecting device, is characterized in that: the center at upper cover plate opened by described wire guide.
The utility model compared with prior art has the following advantages:
1, the utility model structure is simple, reasonable in design and easy to install.
2, whether the utility model can effectively solve in prior art to be tilted by artificial chain of observing, or judges whether that chain rupture exists that human element is large, Detection accuracy is low and inefficient problem by the Vibration Condition that slat conveyer runs sound.
3, the utility model is installed on the tail chute steel of slat conveyer, in the running state of slat conveyer, coal is not had to disturb lever body herein, the adjustment that the distance between inductance approach switch and upper driving lever can be artificial, little to the requirement of inductance approach switch.
4, the utility model Detection accuracy is high, in can not only well detecting for the chain rupture of slat conveyer, can also be used for slat conveyer and to break the detection of scraper plate, stall and jumping chain most common failure.
Below by drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the block diagram after the utility model removes bolt, PLC and buzzer phone.
Fig. 3 is the explosion figure after the utility model removes bolt, inductance approach switch, PLC and buzzer phone.
Fig. 4 is the constitution diagram of the utility model use procedure middle scraper when not touching lower driving lever.
Constitution diagram when Fig. 5 is driving lever under the touching of the utility model use procedure middle scraper.
Description of reference numerals:
1-lower cover; 2-antifriction-bearing box; 3-lower fixed hole;
4-upper fixed orifice; 5-upper cover plate; 6-engaging lug;
7-lower driving lever; 8-transverse axis; 9-upper driving lever;
10-torsion spring; 11-wire guide; 12-bearing hold down groove;
13-spring fixing groove; 14-tiltedly driving lever groove; 15-tail chute steel;
16-inductance approach switch; 17-scraper plate; 18-PLC;
19-buzzer phone; 20-bolt.
Detailed description of the invention
As shown in Figure 1 to Figure 3, the utility model comprises upper cover plate 5, lower cover 1 and lever body, described upper cover plate 5 is fixedly connected with lower cover 1, described upper cover plate 5 has wire guide 11, the lower end, outside of described lower cover 1 is fixed with engaging lug 6, described lower cover 1 has oblique driving lever groove 14, on described lower cover 1 and the both sides being positioned at oblique driving lever groove 14 all have groove, described groove is made up of spring fixing groove 13 and the bearing hold down groove 12 be arranged on outside it, described bearing hold down groove 12, spring fixing groove 13 is communicated with successively with oblique driving lever groove 14, described lever body comprises driving lever 9 and lower driving lever 7, the lower end of described upper driving lever 9 is fixedly connected with the upper end of lower driving lever 7, the top of described lower driving lever 7 is through oblique driving lever groove 14, described upper driving lever 9 is arranged in upper cover plate 5, the both sides, top of described lower driving lever 7 are all fixed with transverse axis 8, described transverse axis 8 is arranged in described groove, described transverse axis 8 is provided with torsion spring 10 and antifriction-bearing box 2, described torsion spring 10 is arranged in spring fixing groove 13, described antifriction-bearing box 2 is arranged in bearing hold down groove 12, in described lower cover 1, inductance approach switch 16 is installed, described inductance approach switch 16 is connected with PLC18 through the shielding wire through wire guide 11, described PLC18 is also connected with buzzer phone 19.
As shown in Figure 1 to Figure 3, described upper cover plate 5 has fixed orifice 4, described lower cover 1 has lower fixed hole 3, and fixed hole 4 is corresponding with the position of lower fixed hole 3, and described upper cover plate 5 is through being fixedly connected with lower cover 1 with the bolt 20 of lower fixed hole 3 through upper fixed orifice 4 successively; Adopt bolt 20 to connect upper cover plate 5 and lower cover 1, connection mode is simple, fixing reliable.
In the present embodiment, described PLC18 adopts model to be the SIEMENS PLC of S7-200.
In the present embodiment, described inductance approach switch 16 adopts model to be the Omron inductance approach switch of E2S-W21.
As shown in Figure 1 to Figure 3, the quantity of described engaging lug 6 is two, and two engaging lugs 6 are symmetrical arranged, and is convenient to be arranged on by broken chain detecting device on the tail chute steel 15 of slat conveyer.
As shown in Figure 1 to Figure 3, described wire guide 11 is opened in the center of upper cover plate 5, is convenient to threading.
Composition graphs 4 and Fig. 5, principle of work of the present utility model is: during use, by engaging lug 6, broken chain detecting device is arranged on the tail chute steel 15 of slat conveyer, because the chain of slat conveyer machine is evenly laid with scraper plate 17, so when slat conveyer normally runs, scraper plate 17 is the lower driving lever 7 of touching evenly, drives the lower regular swing of driving lever 7, inductance approach switch 16 evenly detects signal, and the time difference △ t that PLC18 receives action is less than difference t downtime; When slat conveyer generation chain rupture fault, scraper plate 17 run-off the straight, lower driving lever 7 do not touched by scraper plate 17, inductance approach switch 16 can't detect signal, namely the time difference △ t that PLC18 receives action is greater than difference t downtime, PLC18 judges that scraper conveyer chain breaks down, and buzzer phone 19 sends warning in time.In order to ensure chain rupture detection accuracy, can install two broken chain detecting devices on the tail chute steel 15 of slat conveyer, two broken chain detecting devices lay respectively at the two ends of chain.Torsion spring 10 is for making lower driving lever 7 crank motion.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure transformation, all still belong in the protection domain of technical solutions of the utility model.
Claims (6)
1. a slat conveyer broken chain detecting device, it is characterized in that: comprise upper cover plate (5), lower cover (1) and lever body, described upper cover plate (5) is fixedly connected with lower cover (1), described upper cover plate (5) has wire guide (11), the lower end, outside of described lower cover (1) is fixed with engaging lug (6), described lower cover (1) has oblique driving lever groove (14), described lower cover (1) is upper and the both sides being positioned at oblique driving lever groove (14) all have groove, described groove is made up of spring fixing groove (13) and the bearing hold down groove (12) be arranged on outside it, described bearing hold down groove (12), spring fixing groove (13) is communicated with successively with oblique driving lever groove (14), described lever body comprises driving lever (9) and lower driving lever (7), the lower end of described upper driving lever (9) is fixedly connected with the upper end of lower driving lever (7), the top of described lower driving lever (7) is through oblique driving lever groove (14), described upper driving lever (9) is arranged in upper cover plate (5), the both sides, top of described lower driving lever (7) are all fixed with transverse axis (8), described transverse axis (8) is arranged in described groove, described transverse axis (8) is provided with torsion spring (10) and antifriction-bearing box (2), described torsion spring (10) is arranged in spring fixing groove (13), described antifriction-bearing box (2) is arranged in bearing hold down groove (12), inductance approach switch (16) is installed in described lower cover (1), described inductance approach switch (16) is connected with PLC (18) through the shielding wire through wire guide (11), described PLC (18) is also connected with buzzer phone (19).
2. according to slat conveyer broken chain detecting device according to claim 1, it is characterized in that: described upper cover plate (5) has fixed orifice (4), described lower cover (1) has lower fixed hole (3), fixed hole (4) is corresponding with the position of lower fixed hole (3), and described upper cover plate (5) is through being fixedly connected with lower cover (1) with the bolt (20) of lower fixed hole (3) through upper fixed orifice (4) successively.
3. according to the slat conveyer broken chain detecting device described in claim 1 or 2, it is characterized in that: described PLC (18) adopts model to be the SIEMENS PLC of S7-200.
4. according to the slat conveyer broken chain detecting device described in claim 1 or 2, it is characterized in that: described inductance approach switch (16) employing model is the Omron inductance approach switch of E2S-W21.
5. according to the slat conveyer broken chain detecting device described in claim 1 or 2, it is characterized in that: the quantity of described engaging lug (6) is two, two engaging lugs (6) are symmetrical arranged.
6. according to the slat conveyer broken chain detecting device described in claim 1 or 2, it is characterized in that: the center in upper cover plate (5) opened by described wire guide (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420428710.XU CN204057092U (en) | 2014-07-31 | 2014-07-31 | Slat conveyer broken chain detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420428710.XU CN204057092U (en) | 2014-07-31 | 2014-07-31 | Slat conveyer broken chain detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204057092U true CN204057092U (en) | 2014-12-31 |
Family
ID=52198649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420428710.XU Expired - Fee Related CN204057092U (en) | 2014-07-31 | 2014-07-31 | Slat conveyer broken chain detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204057092U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109618642A (en) * | 2019-02-22 | 2019-04-16 | 浙江白马实业有限公司 | A kind of idler wheel is stranded testing agency and the grass trimmer with the mechanism |
| WO2020228139A1 (en) * | 2019-05-15 | 2020-11-19 | 中国矿业大学 | Monitoring and early warning system and method for transmission device failure of scraper conveyor |
-
2014
- 2014-07-31 CN CN201420428710.XU patent/CN204057092U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109618642A (en) * | 2019-02-22 | 2019-04-16 | 浙江白马实业有限公司 | A kind of idler wheel is stranded testing agency and the grass trimmer with the mechanism |
| CN109618642B (en) * | 2019-02-22 | 2022-04-12 | 浙江白马实业有限公司 | Roller trapped detection mechanism and mower with same |
| WO2020228139A1 (en) * | 2019-05-15 | 2020-11-19 | 中国矿业大学 | Monitoring and early warning system and method for transmission device failure of scraper conveyor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20150731 |
|
| EXPY | Termination of patent right or utility model |