CN210829506U - Engine rotating speed fixing device - Google Patents
Engine rotating speed fixing device Download PDFInfo
- Publication number
- CN210829506U CN210829506U CN201921725079.9U CN201921725079U CN210829506U CN 210829506 U CN210829506 U CN 210829506U CN 201921725079 U CN201921725079 U CN 201921725079U CN 210829506 U CN210829506 U CN 210829506U
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- operating rod
- groove
- pedal
- angle limiting
- fixed
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Abstract
The utility model discloses an engine speed fixing device, which comprises an angle limiting block, an operating rod, an angle limiting groove and an operating rod base; the operating rod base is fixed at any vertex angle of the pedal mounting plate positioned at the back side of the pedal, a through groove for mounting the operating rod is arranged on the top surface of the operating rod base, and the operating rod base and the through groove are movably connected through a pin shaft; the angle limiting groove is fixed on the side wall of the operating lever, and a plurality of clamping grooves which are obliquely and upwards formed from the surface of the side wall are arranged on the angle limiting groove at intervals from top to bottom; the angle limiting block consists of a cylindrical body and a limiting sheet fixed at the outer side end of the cylindrical body, so that the pedal can be fixed at different treading angles by respectively arranging the angle limiting block in different clamping grooves; the engine rotating speed fixing device can enable the vehicle engine to enable a driver to keep high rotating speed operation of the engine according to needs in the operation process, and reduce the driving intensity of the driver.
Description
Technical Field
The utility model relates to a tire crane auxiliary device technical field, in particular to engine speed fixing device.
Background
At present, a driver of a tire crane generally needs to keep high rotating speed of an engine to operate for a long time in the operation process, a crane support leg operating lever is located outside a cab, and the rotating speed of the engine needs to be kept to provide support leg extension power when the support leg is controlled to extend and retract by the operating lever, so that the operator needs to bear high driving strength in the operation process. Therefore, there is a need to design a rotation speed fixing device capable of being installed in a cab for a tire crane, so that an operator can fix a vehicle speed at a constant speed value according to needs, and the purposes of convenient operation and effective reduction of driving strength are achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can make the vehicle engine control engine speed fixing device under fixed rotational speed.
Therefore, the utility model discloses technical scheme as follows:
an engine speed fixing device comprises an angle limiting block, an operating lever, an angle limiting groove and an operating lever base; wherein the content of the first and second substances,
the operating rod base is fixed at any vertex angle of the pedal mounting plate positioned at the back side of the pedal through a bolt, a through groove with the size matched with that of the operating rod is formed in the top surface of the operating rod base along the long edge direction of the pedal mounting plate, so that the bottom end of the operating rod is arranged in the through groove and movably connected to the pedal mounting plate through a pin shaft which is arranged on the wall of the through groove and the bottom end of the operating rod in a penetrating manner along the radial direction;
the angle limiting groove is fixed on the side wall of the operating lever, a plurality of clamping grooves are arranged on the side wall of the operating lever from top to bottom at intervals and are adjacent to one side of the pedal, and each clamping groove is a through groove which is obliquely and upwards formed in the surface of the side wall and is communicated with the outside in the radial direction;
the angle limiting block is composed of a cylindrical body and a limiting piece, the size of the cylindrical body is matched with that of the clamping groove, the limiting piece is fixed at the outer side end of the cylindrical body, the inner side end of the cylindrical body is fixed on the side wall of the pedal, and the angle limiting piece is arranged at a corresponding position, located on the same side with the angle limiting groove on the operating rod, so that the pedal can be fixed at different treading angles by respectively arranging the angle limiting block in different clamping grooves.
Furthermore, the plurality of clamping grooves formed in the angle limiting groove are all formed in a mode that the clamping grooves are obliquely and upwards formed in the side wall of the side adjacent to the pedal, and the included angle formed by the forming angle of the clamping grooves and the horizontal direction is 45 degrees.
Furthermore, a limiting piece is vertically arranged at the opening of the angle limiting groove positioned at the back side of the operating lever, so that the maximum opening and closing angle of the operating lever relative to the pedal mounting plate is 90 degrees.
Further, a rubber sleeve is arranged at the top end of the operating rod.
Compared with the prior art, the engine rotating speed fixing device can enable a vehicle engine to enable a driver to keep high rotating speed operation of the engine as required in the operation process, and further can keep the engine at a fixed rotating speed when the crane support leg operating rod positioned outside the driving cab is controlled to adjust the support leg to stretch, so that stable support leg stretching power is provided, and the driving strength of the driver is reduced.
Drawings
Fig. 1 is a side view of an engine speed fixing device according to the present invention;
fig. 2 is a bottom view of the engine speed fixing device of the present invention.
Detailed Description
The present invention will be further described with reference to the following drawings and specific examples, but the following examples are by no means limiting the present invention.
As shown in fig. 1, the engine speed fixing device is directly mounted on an existing accelerator pedal (hereinafter referred to as a pedal) in a vehicle cab and a pedal mounting plate for fixing the pedal, and comprises an angle limiting block 3, an operating lever 4, an angle limiting groove 5 and an operating lever base 6; wherein the content of the first and second substances,
the operating rod base 6 is fixed at any top corner of the pedal mounting plate positioned at the back side of the pedal 2 through a bolt, a through groove with the size matched with that of the operating rod 4 is formed in the top surface of the pedal mounting plate along the long edge direction of the pedal mounting plate, so that the bottom end of the operating rod 4 is arranged in the through groove and the operating rod 4 is movably connected to the pedal mounting plate through a pin shaft which is arranged on the wall of the through groove and the bottom end of the operating rod 4 in a penetrating mode; a limiting piece is vertically arranged at an opening of the angle limiting groove 5 positioned at the back side of the operating lever 4, so that the rotating angle of the operating lever 4 is limited, and the operating lever is prevented from rotating in an insignificant angle adjusting range; in addition, the top end of the operating rod 4 is provided with a rubber sleeve, so that a driver can conveniently operate the operating rod manually.
The angle limiting groove 5 is fixed on the side wall of the operating lever 4, three clamping grooves are arranged on the side wall of the operating lever 2 from top to bottom at intervals, each clamping groove is obliquely and upwards formed from the side wall of the pedal adjacent to one side, and the included angle formed by the formed angle and the horizontal direction is 45 degrees; each clamping groove is a through groove which is obliquely and upwards formed in the surface of the side wall and is communicated with the outside in the radial direction, so that the angle limiting block 3 is conveniently clamped on the inner side of the clamping groove; the distance between adjacent clamping groove notches is 40 mm.
The angle limiting block 3 is composed of a cylindrical body matched with the size of the clamping groove and limiting pieces fixed at the outer side end of the cylindrical body, the size of each limiting piece is larger than that of the clamping groove, the cylindrical body cannot be separated from an opening of the groove wall of the clamping groove, the inner side end of the cylindrical body is fixed on the side wall of the pedal 2 and is arranged at a corresponding position on the same side with the angle limiting groove 5 on the control rod 4, the pedal 2 can be arranged in the three clamping grooves from top to bottom respectively through the angle limiting blocks 3, and the pedal 2 is fixed on a pedal mounting plate at included angles of 55 degrees, 40 degrees and 30 degrees.
The working principle of the engine rotating speed fixing device for controlling the rotating speed of the engine is as follows: according to the mechanical connection relation between the automobile accelerator pedal and the engine, namely the accelerator flexible shaft 2 is pulled by the pedal 4 through the connecting rod, the flexible shaft 2 is connected with the engine accelerator through the accelerator pull wire, the rotating speed of the engine can be controlled as long as the stepping angle of the pedal is controlled, and the stepping angle of the pedal 4 is specifically controlled by clamping the angle limiting block 3 on the pedal 4 in the corresponding clamping groove of the angle limiting groove 5 on the operating rod 5, namely the pedal 4 is arranged at a fixed stepping angle, and further the fixed flexible shaft 2 is pulled by the connecting rod to be kept at a specific stretching distance, so that the purpose of controlling the rotating speed of the engine to be fixed is achieved.
Claims (4)
1. The engine rotating speed fixing device is characterized by comprising an angle limiting block (3), an operating rod (4), an angle limiting groove (5) and an operating rod base (6); wherein the content of the first and second substances,
the operating rod base (6) is fixed at any vertex angle of the pedal mounting plate positioned at the back side of the pedal (2) through a bolt, a through groove with the size matched with that of the operating rod (4) is formed in the top surface of the operating rod base along the long edge direction of the pedal mounting plate, so that the bottom end of the operating rod (4) is arranged in the through groove, and the operating rod (4) is movably connected to the pedal mounting plate through a pin shaft which is radially penetrated and arranged on the groove wall of the through groove and the bottom end of the operating rod (4;
the angle limiting groove (5) is fixed on the side wall of the operating rod (4), a plurality of clamping grooves are arranged on the side wall of one side of the operating rod, which is adjacent to the pedal (2), from top to bottom at intervals, and each clamping groove is a through groove which is obliquely and upwards formed on the surface of the side wall of one side of the pedal (2) and is communicated with the outside in the radial direction;
the angle limiting block (3) is composed of a cylindrical body and a limiting piece, the size of the cylindrical body is matched with that of the clamping groove, the limiting piece is fixed at the outer side end of the cylindrical body, the inner side end of the cylindrical body is fixed on the side wall of the pedal (2), and the angle limiting block is arranged at a corresponding position, located on the same side with the angle limiting groove (5) on the operating rod (4), so that the pedal (2) can be fixed at different treading angles by respectively arranging the angle limiting block (3) in different clamping grooves.
2. The engine speed fixing device according to claim 1, wherein the plurality of catching grooves formed in the angle limiting groove (5) are formed obliquely upward from a side wall adjacent to one side of the step plate, and are formed at an angle of 45 ° to the horizontal direction.
3. The engine speed fixing device according to claim 1, wherein a stopper piece is vertically disposed and fixed at an opening of the angle limiting groove (5) located at a back side of the operating lever (4) so that a maximum opening and closing angle of the operating lever (4) with respect to the pedal mounting plate is 90 °.
4. The engine speed fixing device according to claim 1, wherein a rubber sleeve is provided on the top end of the operating lever (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921725079.9U CN210829506U (en) | 2019-10-15 | 2019-10-15 | Engine rotating speed fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921725079.9U CN210829506U (en) | 2019-10-15 | 2019-10-15 | Engine rotating speed fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210829506U true CN210829506U (en) | 2020-06-23 |
Family
ID=71254488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921725079.9U Active CN210829506U (en) | 2019-10-15 | 2019-10-15 | Engine rotating speed fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210829506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608101A (en) * | 2019-10-15 | 2019-12-24 | 天津港汇盛码头有限公司 | Engine rotating speed fixing device |
-
2019
- 2019-10-15 CN CN201921725079.9U patent/CN210829506U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608101A (en) * | 2019-10-15 | 2019-12-24 | 天津港汇盛码头有限公司 | Engine rotating speed fixing device |
| CN110608101B (en) * | 2019-10-15 | 2024-02-20 | 天津港汇盛码头有限公司 | Engine speed fixing device |
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