CN213292104U - Automatic locking and unlocking device for semitrailer baffle - Google Patents
Automatic locking and unlocking device for semitrailer baffle Download PDFInfo
- Publication number
- CN213292104U CN213292104U CN202022379479.8U CN202022379479U CN213292104U CN 213292104 U CN213292104 U CN 213292104U CN 202022379479 U CN202022379479 U CN 202022379479U CN 213292104 U CN213292104 U CN 213292104U
- Authority
- CN
- China
- Prior art keywords
- connecting shaft
- baffle
- carriage
- semitrailer
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003921 oil Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model discloses an automatic locking and opening device for a semitrailer baffle, which comprises a plurality of sliding fixing seats which are fixedly arranged on the side surface of a bottom plate of a carriage along the direction of the carriage body, wherein a connecting shaft is arranged in the sliding fixing seats in a sliding way, and a telescopic driving device is fixedly arranged at the front end of the connecting shaft and is fixedly arranged on the carriage; the lower end of the carriage baffle is fixedly provided with a plurality of latch hook connecting plates, and the connecting shaft is fixedly provided with a plurality of locking devices matched with the latch hook connecting plates for use; the rear end of the side surface of the box bottom plate is provided with a proximity switch matched with the rear end of the connecting shaft, and the proximity switch and the telescopic driving device are respectively connected with a control device; through controlling means, realized the baffle unblanks and opens the automation of two kinds of mode, accelerated the time of unloading, improved work efficiency, reduced the potential safety hazard, market prospect is very wide.
Description
Technical Field
The utility model relates to a self-discharging semitrailer technical field especially relates to an automatic locking of semitrailer baffle and opening device.
Background
Along with the development of economy and social progress, people have higher and higher requirements on operation environment and operation safety, and the demand of the self-discharging semitrailer is gradually increased. In the unloading process, because the baffle can not be opened simultaneously, after the baffle is spacing to be opened totally, there is the goods and drops and injures the dangerous hidden danger of people by a crashing object, and simultaneously, the scene flying dust is more, arouses occupational disease easily, and traditional self-discharging semitrailer can not be fine satisfies the operation requirement.
Disclosure of Invention
The utility model aims to solve the technical problem that a semitrailer baffle automatic locking and opening device of key operation, safe and reliable, reduction potential safety hazard, accelerate the time of unloading, improve work efficiency is provided.
In order to solve the technical problem, the technical scheme of the utility model is that: the automatic locking and unlocking device for the semitrailer baffle comprises a plurality of sliding fixing seats which are fixedly arranged on a bottom plate fixing beam of a carriage and arranged along the direction of a carriage body, wherein connecting shafts are arranged in the sliding fixing seats in a sliding mode, and telescopic driving devices are fixedly arranged at the front ends of the connecting shafts and fixedly arranged on the carriage; the lower end of the carriage baffle is fixedly provided with a plurality of latch hook connecting plates, and the connecting shaft is fixedly provided with a plurality of locking devices matched with the latch hook connecting plates for use; and the rear end of the side surface of the box bottom plate is provided with a proximity switch matched with the rear end of the connecting shaft, and the proximity switch and the telescopic driving device are respectively connected with a control device.
As a preferred technical scheme, the telescopic driving device comprises a power unit fixedly installed on a carriage, the power unit is respectively connected with two ends of a double-acting oil cylinder through two high-pressure oil pipes, the end part of a cylinder rod of the double-acting oil cylinder is fixedly installed on the connecting shaft, the power unit is fixed on the carriage through a power unit support, and the double-acting oil cylinder is fixedly installed on the carriage through a cylinder support.
As the preferred technical scheme, the sliding fixing seat comprises a bearing seat support fixedly installed on a carriage bottom plate fixing beam, a bearing seat is fixedly installed on the bearing seat support, and a wear-resistant bushing in sliding fit with the connecting shaft is fixedly installed in the bearing seat.
According to the preferable technical scheme, the connecting shaft is formed by connecting more than two connecting shafts end to end, an inner hole is machined in the end portion of one connecting shaft, a shaft head capable of being inserted into the inner hole is machined in the end portion of the other connecting shaft, a pin hole is formed in the shaft head and penetrates through the inner hole, a pin shaft is installed in the pin hole, and a split pin used for limiting the slipping of the pin shaft is movably installed at the end portion of the pin shaft.
As the preferred technical scheme, the inner side of the lock hook connecting plate is vertically provided with a lock hole plate, and the lock hole plate is provided with a lock hole.
According to the preferable technical scheme, the locking device comprises two semicircular hoops coated on the outer side of the connecting shaft, the two semicircular hoops are combined and fastened together through bolts and nuts, locking heads matched with the lock holes are fixedly mounted on the semicircular hoops, the locking heads and the lock hook connecting plates are respectively located on two sides of the edge beam, and limit holes for the lock hole plate to pass in and out are formed in the edge beam.
As the preferred technical scheme, a voice broadcasting device is installed in the cab and connected with the control device.
By adopting the technical scheme, the automatic locking and unlocking device for the semi-trailer baffle comprises a plurality of sliding fixing seats which are fixedly arranged on a fixed beam of a bottom plate of a carriage and arranged along the direction of a carriage body, wherein a connecting shaft is slidably arranged in the sliding fixing seats, and a telescopic driving device is fixedly arranged at the front end of the connecting shaft and fixedly arranged on the carriage; the lower end of the carriage baffle is fixedly provided with a plurality of latch hook connecting plates, and the connecting shaft is fixedly provided with a plurality of locking devices matched with the latch hook connecting plates for use; the rear end of the side surface of the box bottom plate is provided with a proximity switch matched with the rear end of the connecting shaft, and the proximity switch and the telescopic driving device are respectively connected with a control device; the utility model has the advantages that: the baffle can be opened in a rotating mode through a baffle pin shaft arranged at the top end, the lock hook connecting plate is arranged at the lower end of the baffle, when the baffle needs to be opened, the telescopic driving device drives the connecting shaft to contract, the locking device fixedly arranged on the connecting shaft contracts along with the connecting shaft and is separated from the lock hook connecting plate, the baffle is opened in a rotating mode around the baffle pin shaft at the upper end, and at the moment, the proximity switch transmits a baffle opening signal to the control device; when the locking is needed, firstly, the baffle plate rotates downwards along the baffle plate pin shaft, then the telescopic driving device drives the connecting shaft to extend, the locking device on the connecting shaft extends along with the connecting shaft to drive the locking device to be locked with the lock hook connecting plate, and at the moment, the proximity switch transmits a baffle plate closing signal to the control device; the connecting shaft is stretched and contracted in the sliding fixing seat, the sliding fixing seat slides, the wear-resistant bushing plays a supporting role in the process, the connecting shaft is arranged in the wear-resistant bushing and can slide left and right, so that the baffle can be locked and opened, the control device realizes the automation of two working modes of unlocking and opening the baffle, accelerates the unloading time, improves the working efficiency, reduces the potential safety hazard and has very wide market prospect.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
FIG. 1 is an installation schematic of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a view in the direction B-B of FIG. 1;
FIG. 4 is a view in the direction C-C of FIG. 1;
FIG. 5 is a view of the locking position of FIG. 4 in the direction D-D;
fig. 6 is a view of the opened state in the direction of D-D in fig. 4.
In the figure: 1-a power unit; 2-a power unit support; 3-high pressure oil pipe; 4-double-acting oil cylinder; 5-oil cylinder support; 6-connecting shaft; 7-latch hook connecting plate; 8-a proximity switch; 9-a pin shaft; 10-a cotter pin; 11-a semi-circular hoop; 12-bearing block support; 13-a bearing seat; 14-a wear-resistant lining; 15-bolt and nut combination; 16-a lockhole plate; 17-a lock hole; 18-a lock head; 19-a locking device; 20-a baffle plate; 21-a baffle pin shaft; 22-edge beam; 23-a limiting hole; 24-a base plate; 25-fixed beam.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 to 6, the automatic locking and unlocking device for the semitrailer baffle comprises a plurality of sliding fixing seats fixedly mounted on a fixed beam 25 of a carriage bottom plate 24 and arranged along the direction of a vehicle body, wherein a connecting shaft 6 is slidably mounted in the sliding fixing seats, and a telescopic driving device is fixedly mounted at the front end of the connecting shaft 6 and fixedly mounted on the carriage; the lower end of the carriage baffle 20 is fixedly provided with a plurality of latch hook connecting plates 7, and the connecting shaft 6 is fixedly provided with a plurality of locking devices 19 matched with the latch hook connecting plates 7 for use; the rear end of the side surface of the carriage bottom plate 24 is provided with a proximity switch 8 matched with the rear end of the connecting shaft 6, and the proximity switch 8 and the telescopic driving device are respectively connected with a control device; the baffle 20 can be opened in a rotating mode through a baffle pin shaft 21 arranged at the top end, the latch hook connecting plate 7 is arranged at the lower end of the baffle 20, when the baffle 20 needs to be opened, the telescopic driving device drives the connecting shaft 6 to contract, the locking device 19 fixedly arranged on the connecting shaft 6 contracts to be separated from the latch hook connecting plate 7, the baffle rotates around the baffle pin shaft 21 at the upper end to be opened, and at the moment, the proximity switch 8 transmits an opening signal of the baffle 20 to the control device; when locking is needed, firstly, the baffle 20 is rotated downwards along the baffle pin shaft 21, then the telescopic driving device drives the connecting shaft 6 to extend, the locking device 19 on the connecting shaft 6 extends along with the connecting shaft, the locking device 19 is driven to be locked with the latch hook connecting plate 7, and at the moment, the proximity switch 8 transmits a closing signal of the baffle 20 to the control device; the connecting shaft 6 is stretched and contracted in the sliding fixing seat, the sliding fixing seat slides, the wear-resistant bushing 14 plays a supporting role in the process, the connecting shaft 6 is arranged inside the wear-resistant bushing 14 and can slide left and right, so that the baffle 20 is locked and opened, the control device realizes the automation of two working modes of unlocking and opening the baffle 20, accelerates the unloading time, improves the working efficiency, reduces the potential safety hazard and has very wide market prospect.
As shown in fig. 1, the telescopic driving device comprises a power unit 1 fixedly installed on a carriage, the power unit 1 is respectively connected with two ends of a double-acting oil cylinder 4 through two high-pressure oil pipes 3, a cylinder rod end part of the double-acting oil cylinder 4 is fixedly installed on a connecting shaft 6, the power unit 1 is fixed on the carriage through a power unit support 2, and the double-acting oil cylinder 4 is fixedly installed on the carriage through a cylinder support 5. The power unit 1 uses a semitrailer chassis power supply to convey high-pressure hydraulic oil to the double-acting oil cylinder 4, a cylinder rod of the double-acting oil cylinder 4 is fixedly connected with the front end of the connecting shaft 6, and the connecting shaft 6 is driven to stretch by stretching of the cylinder rod.
As shown in fig. 1 and 3, the sliding fixing seat includes a bearing seat support 12 fixedly mounted on a fixed beam 25 of a platform floor 24, a bearing seat 13 is fixedly mounted on the bearing seat support 12, and a wear-resistant bushing 14 in sliding fit with the connecting shaft 6 is fixedly mounted in the bearing seat 13. In the process, the wear-resistant bushing 14 plays a supporting role, and the connecting shaft 6 can slide left and right in the wear-resistant bushing 14, so that the baffle 20 can be locked and unlocked.
As shown in fig. 1 and 2, the connecting shaft 6 is formed by connecting more than two connecting shafts end to end, wherein an inner hole is processed at the end of one connecting shaft 6, a shaft head capable of being inserted into the inner hole is processed at the end of the other connecting shaft 6, pin holes are formed through the inner hole and the shaft head, a pin shaft 9 is installed in each pin hole, and a split pin 10 used for limiting the slipping of the pin shaft 9 is movably installed at the end of the pin shaft 9. The size of each connecting shaft 6 can be divided into different specifications of 0.3 meter, 0.5 meter, 1 meter, 1.5 meter, 2 meters and the like, a customer can select the connecting shafts according to the requirements of the vehicle, holes with the diameter of 16 mm are drilled on the connecting shafts 6 at a distance of 30mm from the end part for installing the pin shaft 9 during connection, then the cotter pin 10 is fixed at the end part of the pin shaft 9, the pin shaft 9 is guaranteed not to slip, the connecting shafts 6 adopt a modular design, and the connecting shafts can be assembled and used freely according to the length of the vehicle, so that the connecting shafts are very flexible and have strong universality.
As shown in fig. 4 to 6, a lock hole plate 16 is vertically installed on the inner side of the lock hook connecting plate 7, and a lock hole 17 is provided on the lock hole plate 16. The locking device 19 comprises two semicircular hoops 11 which are wrapped on the outer side of the connecting shaft 6, the end parts of the semicircular hoops 11 are fastened together through a bolt and nut combination 15, and the bolt and nut combination comprises a bolt, a nut, an elastic cushion and a flat cushion. The semicircular hoop 11 is fixedly provided with a lock head 18 matched with the lock hole 17, the lock head 18 and the lock hook connecting plate 7 are respectively positioned at two sides of an edge beam 22, and the edge beam 22 is provided with a limiting hole 23 for the lock hole plate 16 to go in and out. The lock hook connecting plate 7 is connected with the bottom of the baffle plate 20 and is positioned on the outer side of the edge beam 22, the locking device 19 is positioned on the inner side of the edge beam 22, the lock hole plate 16 can extend into the inner side of the edge beam 22 through the limiting hole 23, and then when the locking device 19 extends back and forth, the lock head 18 can be inserted into and pulled out of the lock hole 17, so that locking and unlocking are achieved.
Install the voice broadcast device in the driver's cabin, the voice broadcast device is connected controlling means. The signal that proximity switch 8 sent passes through controlling means connects the voice broadcast device sends the signal of locking or unblanking, makes things convenient for the driver to know the locking condition of baffle 20 prevents the maloperation.
The utility model discloses a theory of operation is:
when locking is needed, the power unit 1 uses a semitrailer chassis power supply to convey high-pressure hydraulic oil to one end of the double-acting oil cylinder 4 through the high-pressure oil pipe 3, a cylinder rod of the double-acting oil cylinder 4 extends out, the locking device 19 on the connecting shaft 6 is inserted into the locking hole 17 of the locking hook connecting plate 7 under the action of extension of the connecting shaft 6 and when the baffle plate 20 is closed around the baffle plate pin shaft 21 at the upper end, so that locking work of the baffle plate 20 is completed, and meanwhile, the proximity switch 8 acts, and the voice broadcasting device in a cab prompts that the baffle plate is locked by voice; when the lock needs to be unlocked, the power unit 1 conveys high-pressure oil to the double-acting oil cylinder 4 through the other high-pressure oil pipe 3, the double-acting oil cylinder 4 contracts, the locking device 19 on the connecting shaft 6 is pulled out of the locking hole 17 of the lock hook connecting plate 7 under the action of contraction of the double-acting oil cylinder 4, the lock hook connecting plate 7 is pulled out of the limiting hole 23 of the edge beam 22 when the baffle plate 20 is opened around the baffle plate pin shaft 21 at the upper end, the opening work of the baffle plate 20 is completed, meanwhile, the proximity switch 8 acts, and the voice broadcasting device in a cab prompts that the baffle plate is opened.
The key technology and innovation points of the utility model are mainly shown in the following aspects:
1. through controlling means uses remote controller control, has realized the automation, can realize locking and open two kinds of mode automatically.
2. The voice alarm system has the advantages of having the voice alarm function, being safe and reliable, reporting that the vehicle is in different working modes through voice, and preventing misoperation.
3. The unloading time is accelerated, and the working efficiency is improved.
4. One-key operation, safety and reliability, and potential safety hazards are reduced.
5. The connecting shaft 6 is in a modular design and can be assembled and used at will according to the length of a vehicle.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. Automatic locking of semitrailer baffle and opening device, its characterized in that: the device comprises a plurality of sliding fixing seats which are fixedly arranged on a carriage bottom plate fixing beam and arranged along the direction of a carriage body, wherein a connecting shaft is arranged in the sliding fixing seats in a sliding manner, and a telescopic driving device is fixedly arranged at the front end of the connecting shaft and is fixedly arranged on the carriage; the lower end of the carriage baffle is fixedly provided with a plurality of latch hook connecting plates, and the connecting shaft is fixedly provided with a plurality of locking devices matched with the latch hook connecting plates for use; and the rear end of the side surface of the box bottom plate is provided with a proximity switch matched with the rear end of the connecting shaft, and the proximity switch and the telescopic driving device are respectively connected with a control device.
2. The automatic locking and unlocking device for the semitrailer baffle as claimed in claim 1, characterized in that: the telescopic driving device comprises a power unit fixedly installed on a carriage, the power unit is respectively connected with two ends of a double-acting oil cylinder through two high-pressure oil pipes, the end part of a cylinder rod of the double-acting oil cylinder is fixedly installed on the connecting shaft, the power unit is fixed on the carriage through a power unit support, and the double-acting oil cylinder is fixedly installed on the carriage through an oil cylinder support.
3. The automatic locking and unlocking device for the semitrailer baffle as claimed in claim 1, characterized in that: the sliding fixing seat comprises a bearing seat support fixedly installed on a carriage bottom plate fixing beam, a bearing seat is fixedly installed on the bearing seat support, and a wear-resistant bushing in sliding fit with the connecting shaft is fixedly installed in the bearing seat.
4. The automatic locking and unlocking device for the semitrailer baffle as claimed in claim 1, characterized in that: the connecting shaft is formed by connecting more than two connecting shafts end to end, an inner hole is machined in the end portion of one connecting shaft, a shaft head capable of being inserted into the inner hole is machined in the end portion of the other connecting shaft, a pin hole is formed in the connecting shaft and penetrates through the inner hole and the shaft head, a pin shaft is installed in the pin hole, and a split pin used for limiting the slipping of the pin shaft is movably installed at the end portion of the pin shaft.
5. The automatic locking and unlocking device for the semitrailer baffle as claimed in claim 1, characterized in that: the lock hook connecting plate is characterized in that a lock hole plate is vertically arranged on the inner side of the lock hook connecting plate, and a lock hole is formed in the lock hole plate.
6. The automatic locking and unlocking device for the semitrailer baffle as claimed in claim 5, characterized in that: the locking device comprises two semicircular hoops which are wrapped outside the connecting shaft, the two semicircular hoops are combined and fastened together through bolts and nuts, locking heads matched with the lock holes are fixedly installed on the semicircular hoops, the locking heads and the lock hook connecting plates are respectively located on two sides of the boundary beam, and limiting holes for the lock hole plates to pass in and out are formed in the boundary beam.
7. The automatic locking and unlocking device for semitrailer fenders as claimed in any one of claims 1 to 6, characterized in that: install the voice broadcast device in the driver's cabin, the voice broadcast device is connected controlling means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022379479.8U CN213292104U (en) | 2020-10-23 | 2020-10-23 | Automatic locking and unlocking device for semitrailer baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022379479.8U CN213292104U (en) | 2020-10-23 | 2020-10-23 | Automatic locking and unlocking device for semitrailer baffle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213292104U true CN213292104U (en) | 2021-05-28 |
Family
ID=76015149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022379479.8U Expired - Fee Related CN213292104U (en) | 2020-10-23 | 2020-10-23 | Automatic locking and unlocking device for semitrailer baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213292104U (en) |
-
2020
- 2020-10-23 CN CN202022379479.8U patent/CN213292104U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11268301B2 (en) | Automatic hatch for bulk material containers | |
| US10329858B1 (en) | Coiled tubing unit | |
| US10696113B2 (en) | Railcar-mover vehicle | |
| MX2013005574A (en) | System and method for powered railcar doors. | |
| CN105034923B (en) | Commodity vehicle transport closed-type semitrailer | |
| CN202155700U (en) | Assembly production line for wind generating set | |
| CN213292104U (en) | Automatic locking and unlocking device for semitrailer baffle | |
| CN108928355B (en) | Arrow body transport vehicle and arrow body loading and unloading method | |
| CN102126505A (en) | Car coupler opening device | |
| US20060070829A1 (en) | Removable motor brake for use with vehicle slide out | |
| CN208630646U (en) | A kind of dumper of the construction convenient for discharging | |
| CN211545831U (en) | Multifunctional emergency rescue vehicle with drainage rescue equipment | |
| CN111806578A (en) | Chassis cab turnover mechanism of oil field special vehicle | |
| AU725757B2 (en) | Air operated fifth wheel uncoupling apparatus | |
| US20220133557A1 (en) | Wheelchair docking system and method thereof | |
| CN201961857U (en) | Car coupler unlocking device | |
| US11541800B2 (en) | Rotatable tailgate | |
| CN212639772U (en) | Lateral safety structure of crane | |
| AU2011201087A1 (en) | Curtained cargo enclosures | |
| CN211772468U (en) | Steel rail on-site normalizing operation system and steel rail on-site operation assembly | |
| CN206436882U (en) | Self-discharging semitrailer | |
| CN220249000U (en) | Remote control device of ball valve for rail transit vehicle | |
| CN220909453U (en) | Hydraulic power assisting device for opening marine hatch cover | |
| CN220809046U (en) | Traction structure of full trailer | |
| CN217072251U (en) | Nut fixing mechanism and intelligent disassembling and assembling robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |