CN216395111U - Pulley structure - Google Patents
Pulley structure Download PDFInfo
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- CN216395111U CN216395111U CN202122091893.3U CN202122091893U CN216395111U CN 216395111 U CN216395111 U CN 216395111U CN 202122091893 U CN202122091893 U CN 202122091893U CN 216395111 U CN216395111 U CN 216395111U
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- panel
- pulley
- fixing plates
- connecting screw
- side walls
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Abstract
The utility model provides a pulley structure, which comprises a panel, a pulley block, a handle and two fixing plates, wherein the handle is arranged on the front end face of the panel, the two fixing plates are provided with accommodating spaces, the two fixing plates are fixedly arranged on an installation surface, two sides of the panel are bent to form accommodating grooves, the two fixing plates are embedded into the accommodating grooves, the pulley block is provided with two groups and respectively arranged on two symmetrical side walls of the accommodating grooves, the end face of a pulley of the pulley block is abutted against the side walls of the two corresponding fixing plates, and the panel can slide relative to the fixing plates through the pulley. The utility model can reduce the space of the carriage of the fire fighting truck occupied by the pulley under the condition of not changing the size of the carriage of the fire fighting truck.
Description
Technical Field
The utility model relates to the technical field of pulleys in fire fighting trucks, in particular to a pulley structure.
Background
In various fire trucks, if there is a mobile generator or some similar equipment, the trolley is typically configured to allow a fire fighter to pick up the equipment or operate the equipment. And panel 3 of coaster that general bearing capacity is strong, because its pulley sets up at the lateral wall of coaster (as shown in fig. 1), make things convenient for the slide cooperation on pulley and the fire engine railway carriage inside wall, slide the coaster and move to the fire engine railway carriage in, but external pulley often can occupy too much space, lead to moving the coaster of other configuration equipment of engine and can't put into the fire engine railway carriage, the interference phenomenon S in figure 1 appears, width between the pulley of coaster both sides is greater than the width in preventing the railway carriage, and the width majority of the railway carriage of fire engine is fixed, be difficult to modify, and the model of fire equipment is then constantly updating, if because the coaster occupies too much space of fire engine railway carriage, then can lead to the fire engine can't place sufficient fire-fighting equipment, influence the rescue process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tackle structure which can reduce the space occupied by a tackle in a compartment of a fire truck under the condition of not changing the size of the compartment of the fire truck.
Therefore, the pulley structure comprises a panel, a pulley block, a handle arranged on the front end surface of the panel, and the pulley structure further comprises
The pulley block is provided with two groups and is respectively arranged on two symmetrical side walls of the accommodating groove, the end face of a pulley of the pulley block is abutted to the side walls of the two fixing plates, and the panel can slide relative to the fixing plates through the pulley.
Further, the method also comprises the following steps:
one end of the connecting rod is connected with the handle, and the other end of the connecting rod extends to the rear end face of the panel;
and the locking mechanism is arranged at the rear end part of the bottom of the panel and is connected with one end of the connecting rod, and the locking mechanism can be clamped on the side walls of the two fixing plates to lock the panels.
Further, the locking mechanism comprises
The two limiting blocks are respectively arranged on the side walls of the two fixing plates facing to each other;
the two connecting screw rod guide blocks are symmetrically arranged on two sides of the bottom surface of the accommodating groove of the panel, and the middle parts of the two connecting screw rod guide blocks are provided with through holes;
the end parts of the two connecting screw rods correspondingly slide through the through holes in the two connecting screw rod guide blocks, and when the panel slides to the position where the connecting screw rods are positioned between the two limiting blocks, one ends of the connecting screw rods respectively penetrating out of the holes of the connecting screw rod guide blocks can be abutted against the inner side surfaces of the limiting blocks;
furthermore, the locking mechanism comprises a rotating mechanism which is provided with three connecting ports, wherein one connecting port is connected with one end of the connecting rod, and the other two connecting ports are respectively connected with the other ends of the two connecting screw rods;
the tapered end, its setting is in the middle part of handle, and under the circumstances that the staff pressed the tapered end and moved toward slewing mechanism place direction, the connecting rod drove slewing mechanism and rotates, and then drove two connecting screw rods and inwards removed the shrink.
Furthermore, the rotating mechanism comprises a triangular rotating block which is provided with three connecting ports, wherein one connecting port is rotatably connected with one end of the connecting rod, and the other two connecting ports are respectively rotatably connected with the two connecting screw rods.
Furthermore, the steering column support device further comprises a support steering column, one end of the support steering column is fixedly connected with the end part of the connecting screw rod, and the other end of the support steering column is rotatably connected with the triangular rotating block.
Further, the installation surface is the bottom surface of the fire engine compartment.
Furthermore, two ends of the pulley block penetrate through two ends of the pulley block, and the two ends of the pulley block are perpendicular to the panel.
Furthermore, the lock rod connecting piece is also included, and two ends of the lock rod connecting piece are respectively connected with the end part of the lock head and the end part of the connecting rod.
Furthermore, two limiting blocks are arranged on the side walls facing each other in the middle of the two fixing plates.
The pulley block structure provided by the utility model has the advantages that the pulley blocks are arranged on the two side walls of the panel accommodating groove, the pulley blocks can be abutted against the fixed plate arranged in the panel accommodating groove, so that the panel and the fixed plate can slide relatively, the pulleys of the pulley blocks can not be exposed out of the side walls of the panel, the area occupied by a carriage of a fire fighting truck is reduced, and the space occupied by the pulley block in the carriage of the fire fighting truck can be reduced under the condition of not changing the size of the carriage of the fire fighting truck.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic view of the overall structure of a conventional pulley structure;
fig. 2 is a schematic top view of the pulley structure of the present invention.
Description of reference numerals: 1-fixing the plate; 2-a connecting rod; 3-a panel; 4-a lock head; 5-lock rod connecting piece; 6-a limiting block; 7-connecting the screw rod guide block; 8-connecting a screw rod; 9-triangular turning block; 10-supporting a steering column; 11-handle.
Detailed Description
The utility model is further described with reference to the following examples.
Referring to fig. 2, the pulley structure of this embodiment includes a panel 3, a pulley block, a handle 11 disposed on a side wall of the panel 3, and two fixing plates 1 having a certain distance therebetween, and fixedly mounted on a mounting surface, such as a bottom surface of a fire engine compartment, two sides of the panel 3 are bent to form a receiving groove, the two fixing plates 1 are embedded in the receiving groove, the pulley block is provided with two sets and disposed on two symmetrical side walls of the receiving groove, an end surface of the pulley abuts against the side walls of the two fixing plates 1, and the panel 3 can slide relative to the fixing plates 1. The pulley blocks are arranged on the two side walls of the accommodating groove of the panel 3, the pulley blocks can be abutted to the fixed plate 1 arranged in the accommodating groove of the panel 3, so that the panel 3 and the fixed plate 1 can slide relatively, pulleys of the pulley blocks can not be exposed out of the side walls of the panel 3, the area of a fire truck carriage is reduced, and the space of the fire truck carriage occupied by the pulley blocks can be reduced under the condition that the size of the fire truck carriage is not changed.
In order to realize that the pulley block can be locked when the panel 3 slides to be flush with the end surfaces of the two fixed plates 1 and prevent the panel 3 from moving in the process of driving the fire fighting truck, the pulley block structure also comprises a connecting rod 2 which is parallel to the pulley block, the front end of the connecting rod 2 is connected with a handle 11, and the rear end of the connecting rod 2 is connected with the end surface of the fixed plate 1 which extends to be symmetrical to the handle 11; and the locking mechanism is arranged on the rear end surface of the fixing plate 1 and connected with the rear end of the connecting rod 2, and the locking mechanism is clamped on the side walls of the two fixing plates 1 when the rear end surface of the panel 3 slides to be flush with the rear end surfaces of the two fixing plates 1.
Specifically, in order to realize the locking between the panel 3 and the fixing plate 1 by the locking mechanism, the locking mechanism comprises two limiting blocks 6 which are respectively arranged on the mutually facing side walls of the two fixing plates 1 and are respectively arranged at positions close to the end surfaces of the fixing plates 1; the two connecting screw rod guide blocks 7 are symmetrically arranged on two sides of the bottom surface of the accommodating groove of the panel 3, and the middle parts of the two connecting screw rod guide blocks are provided with holes; the end parts of the two connecting screw rods 8 correspond to the holes in the two connecting screw rod guide blocks 7 one by one and penetrate out, and one ends of the connecting screw rods 8 which can respectively penetrate out from the holes of the connecting screw rod guide blocks 7 in a sliding manner can be abutted against the inner side surface of the limiting block 6 under the condition that the rear end surface of the panel 3 slides to be flush with the rear end surfaces of the two fixing plates 1; the bottom surface of the panel 3 is provided with a rotating mechanism which is provided with three connecting ports, wherein one connecting port is connected with one end of the connecting rod 2, and the other two connecting ports are respectively connected with the end parts of the two connecting screw rods 8; tapered end 4, its setting is at the middle part of handle 11, and the staff presses down tapered end 4 and moves down under the condition that slewing mechanism place direction removed, and connecting rod 2 drives slewing mechanism and rotates, and then drives two connecting screw 8 and all inwards move for the butt end of connecting screw 8 can cross stopper 6 or with the medial surface separation of stopper 6.
In order to guarantee to press tapered end 4 and can realize two connecting screw 8 to the indentation of slewing mechanism position to make the one end of two connecting screw 8 and 6 butts of stopper can lose the butt, slewing mechanism includes triangle turning block 9, and it has three connector, and one of them connector rotates with the one end of connecting rod 2 to be connected, and two other connectors rotate with two connecting screw 8 respectively and are connected.
In order to better realize the connection between the two connecting screw rods 8 and the triangular turning block 9, a supporting steering column 10 is installed on the bottom surface of the panel 3, one end of the supporting steering column 10 is fixedly connected with the end part of the connecting screw rod 8, and the other end of the supporting steering column is rotatably connected with the triangular turning block 9.
In order to ensure that the tackle structure of the embodiment can prevent the tackle structure from being used in the compartment of the fire fighting truck, the mounting surface is the bottom surface of the compartment of the fire fighting truck.
In order to allow the panel 3 to slide better, the two ends of the pulley block extend through the two ends perpendicular to the panel 3.
In order to prolong the length of the connecting rod 2 which can be pushed by the lock head 4, the connecting rod device also comprises a lock rod connecting piece 5, and two ends of the connecting rod connecting piece are respectively connected with the end part of the lock head 4 and the end part of the connecting rod 2.
In order to conveniently pull out the partial structure of the panel 3 by hands and realize sectional drawing, two limiting blocks 6 are further arranged on the side walls facing each other in the middle of the two fixing plates 1, the panel 3 is drawn by hands to the middle of the fixing plates 1, the lock head 4 can be loosened, and the connecting screw rods 8 on the two sides are abutted to the limiting blocks 6 in the middle to realize sectional drawing.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a pulley structure, includes panel, assembly pulley and sets up the handle of terminal surface before the panel, its characterized in that: also comprises
The pulley block is provided with two groups and is respectively arranged on two symmetrical side walls of the accommodating groove, the end face of a pulley of the pulley block is abutted to the side walls of the two fixing plates, and the panel can slide relative to the fixing plates through the pulley.
2. A tackle structure as claimed in claim 1, further comprising:
one end of the connecting rod is connected with the handle, and the other end of the connecting rod extends to the rear end face of the panel;
and the locking mechanism is arranged at the rear end part of the bottom of the panel and is connected with one end of the connecting rod, and the locking mechanism can be clamped on the side walls of the two fixing plates to lock the panels.
3. A tackle structure as claimed in claim 2, wherein the locking mechanism includes
The two limiting blocks are respectively arranged on the side walls of the two fixing plates facing to each other;
the two connecting screw rod guide blocks are symmetrically arranged on two sides of the bottom surface of the accommodating groove of the panel, and the middle parts of the two connecting screw rod guide blocks are provided with through holes;
the end parts of the two connecting screw rods correspondingly slide through the through holes in the two connecting screw rod guide blocks, and when the panel slides to the position between the two limiting blocks, one ends of the connecting screw rods respectively penetrate out of the holes of the connecting screw rod guide blocks and can abut against the inner side surfaces of the limiting blocks.
4. A tackle structure as claimed in claim 3, wherein the locking mechanism includes a rotation mechanism having three connection ports, one of which is connected to one end of the connecting rod and the other two of which are connected to the other ends of the two connecting screws, respectively;
the tapered end, its setting is in the middle part of handle, and under the circumstances that the staff pressed the tapered end and moved toward slewing mechanism place direction, the connecting rod drove slewing mechanism and rotates, and then drove two connecting screw rods and inwards removed the shrink.
5. A tackle structure according to claim 4, wherein the rotation mechanism includes a triangular rotation block having three connection ports, one of the connection ports being rotatably connected to one end of the connecting rod, and the other two connection ports being rotatably connected to the two connecting screws, respectively.
6. The trolley structure as claimed in claim 5, further comprising a support steering column, wherein one end of the support steering column is fixedly connected with the end of the connecting screw rod, and the other end of the support steering column is rotatably connected with the triangular turning block.
7. A tackle structure as claimed in claim 1, wherein: the mounting surface is the bottom surface of the fire engine compartment.
8. A tackle structure as claimed in claim 1, wherein: two ends of the pulley block penetrate through two ends of the pulley block, and the two ends of the pulley block are perpendicular to the panel.
9. A tackle structure as claimed in claim 4, wherein: the lock rod connecting piece is also included, and two ends of the lock rod connecting piece are respectively connected with the end part of the lock head and the end part of the connecting rod.
10. A tackle structure as claimed in claim 1, wherein: two limiting blocks are further arranged on the side walls facing to each other in the middle of the two fixing plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122091893.3U CN216395111U (en) | 2021-08-31 | 2021-08-31 | Pulley structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122091893.3U CN216395111U (en) | 2021-08-31 | 2021-08-31 | Pulley structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216395111U true CN216395111U (en) | 2022-04-29 |
Family
ID=81293021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122091893.3U Active CN216395111U (en) | 2021-08-31 | 2021-08-31 | Pulley structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216395111U (en) |
-
2021
- 2021-08-31 CN CN202122091893.3U patent/CN216395111U/en active Active
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