CN215329082U - Split type tamping pick structure convenient to change - Google Patents
Split type tamping pick structure convenient to change Download PDFInfo
- Publication number
- CN215329082U CN215329082U CN202120756272.XU CN202120756272U CN215329082U CN 215329082 U CN215329082 U CN 215329082U CN 202120756272 U CN202120756272 U CN 202120756272U CN 215329082 U CN215329082 U CN 215329082U
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- pick
- base
- limiting
- accommodating groove
- structure convenient
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Abstract
The utility model discloses a split type tamping pick structure convenient to replace, which comprises a pick base and a pick head arranged on the base end of the pick base, wherein two groups of first accommodating grooves are formed in the inner part of the tip of the pick base, limiting pins are arranged in the two groups of first accommodating grooves, one ends of the limiting pins extend out of the outer side of the pick base, a second accommodating groove is formed in the pick base, and one sides of the two groups of limiting pins are communicated with the second accommodating groove. According to the utility model, after the end of the pick base is inserted into the square mounting groove, the limiting pin is controlled to move towards the outer side of the first accommodating groove and be inserted into the limiting insertion hole, the pick head is arranged on the end of the pick base under the limiting action of the limiting insertion hole and the limiting pin, when the pick head is worn, the limiting pin is controlled to move towards the inner side of the first accommodating groove, the pick head is not limited by the limiting pin and the limiting insertion hole any more, and therefore, the pick head can be separated from the pick base, the integral replacement of the pick head and the pick base is not required any more, and the waste is avoided.
Description
Technical Field
The utility model relates to a tamping pick structure, in particular to a split type tamping pick structure convenient to replace.
Background
In railway engineering, a tamping machine is usually used to compact the broken stones around the sleepers.
The tamping pick installed on the tamping machine is divided into a pick head and a pick base, the pick head and the pick base are generally poured into a whole and cannot be detached in the conventional tamping pick, and when the pick head is worn and cannot be used, the pick head and the pick base can only be detached integrally for replacement, so that waste is caused.
SUMMERY OF THE UTILITY MODEL
Based on the defects in the prior art mentioned in the background art, the utility model provides a split tamping pick structure convenient to replace.
The utility model overcomes the technical problems by adopting the following technical scheme, and specifically comprises the following steps:
a split type tamping pick structure convenient to replace comprises a pick base and a pick head arranged on the pick base end, wherein two groups of first accommodating grooves are formed in the pick base end, limiting pins are arranged in the two groups of first accommodating grooves, one ends of the limiting pins extend out of the outer side of the pick base, a second accommodating groove is further formed in the pick base, one sides of the two groups of limiting pins are communicated with the second accommodating groove, a connecting plate is arranged in the second accommodating groove in a sliding mode, a square mounting groove for the pick base end to insert is formed in the pick head, and a limiting insertion hole for the limiting pin to insert is formed in the side wall of the square mounting groove;
the inside of second holding tank is provided with the confession even the gliding guider of board, even be provided with on the board and be used for control even the gliding drive arrangement of board, the spacer pin with be provided with between even the board and act on the transmission of spacer pin.
As a further scheme of the utility model: the guiding device comprises a guide rail arranged on the inner wall of the second accommodating groove and a sliding block which is arranged on the guide rail in a sliding manner and fixedly connected with the connecting plate.
As a still further scheme of the utility model: the driving device comprises a threaded sleeve fixed on the inner wall of the second accommodating groove and a screw rod arranged in the second accommodating groove and rotationally connected with the connecting plate;
the outer surface of the screw rod is matched with the threaded sleeve, and one end of the screw rod penetrates through the threaded sleeve and is fixedly connected with a screw cap.
As a still further scheme of the utility model: the transmission device comprises a steering wheel arranged in the second accommodating groove, a traction rope fixedly connected to one side of the limiting pin and a spring which is arranged in the first accommodating groove and is in a compressed state;
wherein, the haulage rope is kept away from the one end of spacer pin stretches into inside and bypass of second holding tank behind the directive wheel with even board fixed connection, the spring cup joint in the surface of haulage rope, the one end of spring with the spacer pin is inconsistent, the other end of spring with the inner wall of first holding tank is inconsistent.
As a still further scheme of the utility model: one side of the end of the pickaxe base is provided with a protection pad, and the protection pad is made of wear-resistant rubber.
As a still further scheme of the utility model: wing plates are fixed on two sides of the end of the pickaxe base.
After adopting the structure, compared with the prior art, the utility model has the following advantages:
can make the spacer pin remove to the inside of first holding tank or the outside direction of first holding tank through control drive arrangement, insert the inside back of square mounting groove with the end of pick base, remove to the first holding tank outside through control spacer pin and insert the inside of spacing jack, the pick can be installed on the end of pick base under the limiting displacement of spacing jack and spacer pin, when the pick wearing and tearing, control spacer pin removes to the inboard of first holding tank, thereby the pick no longer receives the limiting displacement of spacer pin and spacing jack and can separate with the pick base, consequently no longer need wholly change pick and pick base, the waste has been avoided.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is an enlarged view of the point A of the present invention.
FIG. 3 is an enlarged view of the present invention at B.
Fig. 4 is a schematic structural view of the pick head and the limiting insertion hole in the utility model.
In the figure: 1. a pickaxe base; 2. a pickaxe; 3. a first accommodating groove; 4. a spacing pin; 5. a second accommodating groove; 6. connecting plates; 7. a square mounting groove; 8. limiting the jacks; 9. a guide rail; 10. a slider; 11. a threaded sleeve; 12. a screw; 13. a nut; 14. a steering wheel; 15. a hauling rope; 16. a spring; 17. a pad; 18. a wing plate.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1 to 4, in the embodiment of the utility model, a split tamping pick structure convenient to replace includes a pick base 1 and a pick head 2 installed on an end of the pick base 1, two sets of first accommodating grooves 3 are formed in the end of the pick base 1, limiting pins 4 are respectively arranged in the two sets of first accommodating grooves 3, one ends of the limiting pins 4 extend out of the outer side of the pick base 1, a second accommodating groove 5 is further formed in the pick base 1, one sides of the two sets of limiting pins 4 are communicated with the second accommodating groove 5, a connecting plate 6 is slidably arranged in the second accommodating groove 5, a square mounting groove 7 for inserting the end of the pick base 1 is formed in the pick head 2, and a limiting insertion hole 8 for inserting the limiting pin 4 is formed in a side wall of the square mounting groove 7;
a guide device for the connecting plate 6 to slide is arranged in the second accommodating groove 5, a driving device for controlling the connecting plate 6 to slide is arranged on the connecting plate 6, and a transmission device acting on the limiting pin 4 is arranged between the limiting pin 4 and the connecting plate 6;
the connecting plate 6 can be driven to move upwards or downwards by controlling the driving device, at the moment, the connecting plate 6 can vertically move upwards or downwards in the second accommodating groove 5 under the limiting action of the guiding device, when the connecting plate 6 is controlled to move upwards, the driving device can act on the limiting pin 4, so that the limiting pin 4 is driven to move towards the inner side of the first accommodating groove 3, the end part of the limiting pin 4 can move into the first accommodating groove 3, at the moment, the end part of the pick base 1 can be inserted into the square mounting groove 7, then the connecting plate 6 is controlled to move downwards, the limiting pin 4 can move towards the outer side of the first accommodating groove 3 under the action of the driving device, at the moment, the end part of the limiting pin 4 can move out of the first accommodating groove 3 and be inserted into the limiting insertion hole 8, the pick head 2 can be installed at the end part of the pick base 1 under the limiting action of the limiting pin 4 and the limiting insertion hole 8 to be normally used, in the same way, the connecting plate 6 is controlled to move upwards, so that the end part of the limiting pin 4 moves into the first accommodating groove 3, and the pick head 2 is not limited by the limiting pin 4 and the limiting insertion hole 8 any more, so that the pick head can be separated from the end of the pick base 1.
In one embodiment of the present invention, the guiding device comprises a guiding rail 9 disposed on the inner wall of the second accommodating groove 5, and a sliding block 10 slidably disposed on the guiding rail 9 and fixedly connected to the connecting plate 6;
when the connecting plate 6 is driven, the sliding block 10 slides on the guide rail 9 under the driving action of the connecting plate 6, and at the moment, the connecting plate 6 keeps moving vertically without deflection under the limiting action of the sliding block 10 and the guide rail 9.
In another embodiment of the present invention, the driving device includes a threaded sleeve 11 fixed on the inner wall of the second receiving groove 5, and a threaded rod 12 disposed inside the second receiving groove 5 and rotatably connected to the connecting plate 6;
the outer surface of the screw 12 is matched with the threaded sleeve 11, and one end of the screw 12 penetrates through the threaded sleeve 11 and is fixedly connected with a screw cap 13;
the screw 12 can be driven to rotate by holding and rotating the nut 13, and due to the matching relationship between the screw 12 and the screw sleeve 11, the screw 12 is driven to move upwards or downwards along the vertical direction by the screw sleeve 11 while rotating, so that the connecting plate 6 is driven to move upwards or downwards.
In a further embodiment of the present invention, the transmission device includes a steering wheel 14 disposed inside the second receiving groove 5, a traction rope 15 fixedly connected to one side of the stopper pin 4, and a spring 16 disposed inside the first receiving groove 3 and in a compressed state;
one end of the traction rope 15, which is far away from the limit pin 4, extends into the second accommodating groove 5 and bypasses the steering wheel 14 to be fixedly connected with the connecting plate 6, the spring 16 is sleeved on the surface of the traction rope 15, one end of the spring 16 is abutted against the limit pin 4, and the other end of the spring 16 is abutted against the inner wall of the first accommodating groove 3;
when even board 6 rebound, the one end of haulage rope 15 can be at rebound under even board 6's drive effect, haulage rope 15's the other end can stimulate spacer pin 4 after turning to the effect of directive wheel 14, spacer pin 4 can receive the drive power that removes to the 3 inboard directions of first holding tank this moment, in addition because spring 16 is in compression state, spring 16 can produce the elasticity that removes to the 3 outside directions of first holding tank to spacer pin 4 all the time, when even board 6 rebound down, spacer pin 4 no longer receives the pulling effect of directive wheel 14, spacer pin 4 can remove to the outside of first holding tank 3 under spring 16's elasticity effect this moment.
In another embodiment of the utility model, a protection pad 17 is arranged on one side of the end of the pick base 1, and the protection pad 17 is made of wear-resistant rubber;
when the pick 2 is arranged at the end of the pick base 1 and is vibrated, a large friction force exists between the end of the pick base 1 and the inner wall of the square mounting groove 7, and the protection pad 17 is in contact with the inner wall of the square mounting groove 7 to prevent the end of the pick base 1 from being abraded.
In another embodiment of the utility model, wing plates 18 are fixed on two sides of the tip of the pick base 1;
when the pick 2 is arranged on the end of the pick base 1 for vibrating, the wing plate 18 can prevent dust around the pick 2 from being filled to the gap between the square mounting groove 7 and the end of the pick base 1, thereby influencing the disassembly and replacement of the pick 2.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. But all changes which come within the scope of the utility model are intended to be embraced therein.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Claims (6)
1. A split tamping pick structure convenient to replace comprises a pick base (1) and a pick head (2) arranged on the end of the pick base (1), it is characterized in that two groups of first accommodating grooves (3) are arranged inside the end of the pickaxe base (1), limiting pins (4) are arranged inside the two groups of first accommodating grooves (3), one end of the limiting pin (4) extends out of the outer side of the pickaxe base (1), a second accommodating groove (5) is also formed in the pickaxe base (1), one side of each of the two groups of limiting pins (4) is communicated with the second accommodating groove (5), a connecting plate (6) is arranged inside the second accommodating groove (5) in a sliding manner, a square mounting groove (7) for inserting the end of the pickaxe base (1) is arranged on the pickaxe head (2), a limiting insertion hole (8) for inserting the limiting pin (4) is formed in the side wall of the square mounting groove (7);
the inside of second holding tank (5) is provided with the confession even gliding guider of board (6), even be provided with on board (6) and be used for control even gliding drive arrangement of board (6), spacer pin (4) with be provided with between even board (6) and act on the transmission of spacer pin (4).
2. The split tamping pick structure convenient to replace according to claim 1, wherein the guiding device comprises a guide rail (9) arranged on the inner wall of the second accommodating groove (5), and a sliding block (10) slidably arranged on the guide rail (9) and fixedly connected with the connecting plate (6).
3. The split tamping pick structure convenient to replace according to claim 1, wherein the driving device comprises a threaded sleeve (11) fixed on the inner wall of the second accommodating groove (5), and a threaded rod (12) arranged inside the second accommodating groove (5) and rotatably connected with the connecting plate (6);
the outer surface of the screw rod (12) is matched with the threaded sleeve (11), and one end of the screw rod (12) penetrates through the threaded sleeve (11) and is fixedly connected with a screw cap (13).
4. The split tamping pick structure convenient to replace according to claim 1, wherein the transmission device comprises a steering wheel (14) arranged inside the second accommodating groove (5), a traction rope (15) fixedly connected to one side of the limit pin (4), and a spring (16) arranged inside the first accommodating groove (3) and in a compressed state;
wherein, haulage rope (15) are kept away from the one end of spacer pin (4) stretches into inside and bypass of second holding tank (5) behind directive wheel (14) with even board (6) fixed connection, spring (16) cup joint in the surface of haulage rope (15), the one end of spring (16) with spacer pin (4) are inconsistent, the other end of spring (16) with the inner wall of first holding tank (3) is inconsistent.
5. The split tamping pick structure convenient to replace according to claim 1, wherein a protection pad (17) is arranged on one side of the end of the pick base (1), and the protection pad (17) is made of wear-resistant rubber.
6. The split tamping pick structure convenient to replace according to claim 1, wherein wing plates (18) are fixed on two sides of the tip of the pick base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120756272.XU CN215329082U (en) | 2021-04-13 | 2021-04-13 | Split type tamping pick structure convenient to change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120756272.XU CN215329082U (en) | 2021-04-13 | 2021-04-13 | Split type tamping pick structure convenient to change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215329082U true CN215329082U (en) | 2021-12-28 |
Family
ID=79593808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120756272.XU Active CN215329082U (en) | 2021-04-13 | 2021-04-13 | Split type tamping pick structure convenient to change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215329082U (en) |
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2021
- 2021-04-13 CN CN202120756272.XU patent/CN215329082U/en active Active
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