Soil sample crushing device

Abstract

The present invention discloses a soil sample crushing device, comprising: a frame, a sample crushing plate, a hammering mechanism, a lifting mechanism, a push-pull mechanism and a rotating mechanism, wherein the sample crushing plate is rotatably connected to the top of the push-pull mechanism and can make forward and backward reciprocating motions along the frame driven by the push-pull mechanism, and the sample crushing plate completes a unidirectional rotation under the action of the rotating mechanism when moving forward or backward, and the hammering mechanism comprises a lifting frame arranged on the frame and a sample crushing hammer installed on the upper part of the lifting frame, and the lifting frame can rise along the frame driven by the lifting mechanism, and can descend to cooperate with the sample crushing plate under the action of its own gravity to realize sample crushing. The soil sample crushing device has a reasonable structure, a compact size, and is easy to operate, and can realize automatic sample crushing, saving time and effort, and can greatly improve the sample crushing work efficiency.

Description

Technical Field

[0001] The invention provides a soil sample crushing device, which is mainly used for crushing geological samples and belongs to field operation equipment. Background Art

[0002] The sample crushing equipment is a kind of accompanying field operation equipment for geological survey, which is mainly used for the selection of air-dried soil samples.

[0003] Traditionally, air-dried soil samples are crushed by manual hammering, that is, operators use a wooden hammer to hammer the air-dried soil samples, which is labor-intensive, low in work efficiency, and time-consuming and labor-intensive.

[0004] In addition, the time window for each soil test is short, there are many measuring points, and the number of samples that need to be crushed is huge. If the traditional manual hammering method is used, a large amount of manpower is required to ensure that the soil samples are crushed within the window period.

[0005] Therefore, developing an automatic soil sample crushing device to meet the operational requirements of soil sample crushing has become an urgent problem to be solved. Summary of the invention

[0006] In view of this, the object of the present invention is to provide a soil sample crushing device to solve the problem that the traditional manual hammering method is time-consuming and labor-intensive.

[0007] The technical solution provided by the present invention is: a soil sample crushing device, comprising: a frame, a sample crushing plate, a hammer pressing mechanism, a lifting mechanism, a push-pull mechanism and a rotating mechanism, wherein the sample crushing plate is rotatably connected to the top of the push-pull mechanism and can make reciprocating motion forward and backward along the frame under the drive of the push-pull mechanism, and the sample crushing plate completes a unidirectional rotation under the action of the rotating mechanism when moving forward or backward, and the hammer pressing mechanism includes a lifting frame arranged on the frame and a sample crushing hammer installed on the upper part of the lifting frame, and the lifting frame can rise along the frame under the drive of the lifting mechanism, and can descend under the action of its own gravity to cooperate with the sample crushing plate to achieve sample crushing.

[0008] Preferably, a motor is fixedly arranged above the frame, the lifting mechanism includes a first connecting block fixed on the output shaft of the motor, a first connecting rod hinged with the first connecting block and a swing rod hinged with the first connecting rod, the swing rod includes a swing rod body hinged with the frame at one end and a one-way connecting rod hinged with the swing rod body, the one-way connecting rod can be bent upward relative to the swing rod body, the one-way connecting rod is cooperatively arranged below the hammer pressing mechanism, and can be reciprocated and lifted under the sequential drive of the motor, the first connecting block, the first connecting rod and the swing rod body, when the swing rod rises, it drives the hammer pressing mechanism to rise, when it rises to its upper dead point, the one-way connecting rod is disengaged from the hammer pressing mechanism, the hammer pressing mechanism descends under the action of gravity to achieve sample crushing, when the swing rod descends to the point where the one-way connecting rod contacts the hammer pressing mechanism, the one-way connecting rod bends upward and then goes downward to the bottom of the hammer pressing mechanism.

[0009] Further preferably, a crossbeam is fixedly provided below the lifting frame, and the one-way connecting rod cooperates with the crossbeam to drive the hammer pressing mechanism to rise.

[0010] Further preferably, the push-pull mechanism includes a groove wheel mechanism, a second connecting rod, a reversing connecting piece, a push-pull rod and a sliding seat, wherein the groove wheel mechanism includes a groove wheel, a cylindrical pin, a limiting wheel and a groove wheel transmission shaft, the cylindrical pin and the limiting wheel are both fixed on the output shaft of the motor, the groove wheel transmission shaft is parallel to the output shaft of the motor, the groove wheel is fixed on the groove wheel transmission shaft and cooperates with the cylindrical pin and the limiting wheel, a second connecting block is also fixed on the groove wheel transmission shaft, the second connecting rod is hinged to the second connecting block, the reversing connecting piece is hinged to the second connecting rod and the push-pull rod respectively, the sliding seat is hinged to the push-pull rod, and the limiting position is set in the slideway of the frame, and the push-pull rod can push and pull the sliding seat to reciprocate back and forth along the frame under the drive of the motor, the groove wheel mechanism, the second connecting rod and the reversing connecting piece.

[0011] Further preferably, the reversing connecting member includes a rotating shaft fixed to the frame and a third connecting block and a fourth connecting block fixed to the rotating shaft, the third connecting block is hinged to the second connecting rod, and the fourth connecting block is hinged to the push-pull rod.

[0012] Further preferably, the rotating mechanism is rotatably connected to the bottom of the sliding seat, and includes a ratchet, a pawl and a ratchet rocker arm. The ratchet is fixedly connected to the sample crushing plate, there are two pawls, which are relatively matched and arranged on both sides of the ratchet, and there are two ratchet rockers. One end of the two pawl rockers is sleeved on the central axis of the ratchet, and the other ends are respectively limitedly set in two slide grooves fixed on the frame. The two slide grooves are relatively arranged, and the ends of the ratchet rockers can slide in the corresponding slide grooves.

[0013] Further preferably, a through hole is provided in the middle of the sliding seat, and the ratchet wheel and the sample crushing plate are rotatably connected to the sliding seat via a bearing matched with the through hole.

[0014] Further preferably, the sample crushing tray comprises a cutting board and a sample crushing tray body connected above the cutting board.

[0015] Further preferably, the soil sample crushing device also includes a protective cover for covering the sample crushing plate and the hammer pressing mechanism.

[0016] Further preferably, the soil sample crushing device also includes a fan, and the fan is connected to the protective cover through an air duct to draw out dust.

[0017] The soil sample crushing device provided by the present invention can lift the hammer pressing mechanism through the lifting mechanism, and the hammer pressing mechanism cooperates with the sample crushing plate to realize sample crushing. In the process of the hammer pressing mechanism rising, the push-pull mechanism can complete a pushing or pulling action of the sample crushing plate. At the same time, the rotating mechanism can realize a unidirectional rotation action of the sample crushing plate to realize the replacement of soil samples and ensure the sample crushing effect.

[0018] The soil sample crushing device provided by the present invention has a reasonable structure, a compact size, and is easy to operate. It can realize automatic sample crushing, save time and labor, and can greatly improve the sample crushing work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention is further described in detail below with reference to the accompanying drawings and embodiments:

[0020] Figure 1 A schematic structural diagram of an embodiment of a soil sample crushing device provided by the present invention;

[0021] Figure 2 for Figure 1 Middle partial schematic diagram;

[0022] Figure 3 It is a structural schematic diagram of the grooved wheel mechanism;

[0023] Figure 4 It is a structural schematic diagram of a reversing connector;

[0024] Figure 5 It is a structural schematic diagram of the rotating mechanism;

[0025] Figure 6 A schematic structural diagram of another embodiment of the soil sample crushing device provided by the present invention. DETAILED DESCRIPTION

[0026] The present invention will be further explained below in conjunction with specific implementation schemes, but the present invention is not limited thereto.

[0027] like Figures 1 to 6As shown, the present invention provides a soil sample crushing device, comprising: a frame 1, a sample crushing plate 2, a hammer pressing mechanism 3, a lifting mechanism, a push-pull mechanism and a rotating mechanism, wherein the sample crushing plate 2 is rotatably connected to the top of the push-pull mechanism and can make a forward and backward reciprocating motion along the frame 1 under the drive of the push-pull mechanism, and the sample crushing plate 2 completes a unidirectional rotation under the action of the rotating mechanism when moving forward or backward, and the hammer pressing mechanism 3 comprises a lifting frame 31 arranged on the frame 1 and a sample crushing hammer 32 installed on the upper part of the lifting frame 31, and the lifting frame 31 can be moved in the It rises along the frame 1 driven by the lifting mechanism, and can descend under the action of its own gravity to cooperate with the sample crushing plate 2 to achieve sample crushing. Preferably, a pulley frame 13 is provided on the frame, and the lifting frame moves up and down along the pulley frame. A tension spring 312 can also be provided on the lifting frame, so that it can fall and complete the sample crushing under the action of the tension of the tension spring and its own weight, wherein the tension spring can not only provide the power for the lifting frame to descend, but also can be used to adjust the hammering force of the sample crushing hammer. Preferably, a limit block is provided at the bottom of the hammer pressing mechanism to adjust the distance between the lower dead point to which it can descend and the sample crushing plate.

[0028] The sample crushing process of the soil sample crushing device is as follows: put the sampling cloth bag on the sample crushing plate and then start the device. First, the hammer pressing mechanism runs along the frame to the upper dead point under the drive of the lifting mechanism. Then, it falls freely under the action of gravity to achieve sample crushing. In the process of the hammer pressing mechanism rising, the push-pull mechanism completes a pushing or pulling action, and the sample crushing plate correspondingly completes a forward movement or backward movement under the action of the push-pull mechanism. At the same time, the rotating mechanism drives the sample crushing plate to complete a unidirectional rotation during each forward or backward movement of the sample crushing plate, so as to achieve the purpose of driving the sampling cloth bag placed thereon to rotate, thereby realizing the replacement sample crushing. The above process is continuously and repeatedly performed to achieve continuous sample crushing.

[0029] like Figure 1 , Figure 2As shown, a motor 7 is fixedly arranged above the frame 1, and the lifting mechanism includes a first connecting block 41 fixed on the output shaft of the motor 7, a first connecting rod 42 hinged to the first connecting block 41, and a swing rod 43 hinged to the first connecting rod 42, the swing rod 43 includes a swing rod body 431 hinged to the frame 1 at one end and a one-way connecting rod 432 hinged to the swing rod body 431, the one-way connecting rod 432 can be bent upward relative to the swing rod body 431, the one-way connecting rod 432 is arranged below the hammer pressing mechanism 3, and can be between the motor 7, the first connecting block 41, and the first connecting rod 432. The rod 42 and the rocker body 431 are driven to rise and fall in sequence. When the rocker 43 rises, it drives the hammer pressing mechanism 3 to rise. When it rises to its upper dead point, the one-way connecting rod 432 is disengaged from the hammer pressing mechanism 3, and the hammer pressing mechanism 3 descends under the action of gravity to achieve sample crushing. When the rocker 43 descends to the point where the one-way connecting rod 432 contacts the hammer pressing mechanism 3, the one-way connecting rod 432 bends upward and then goes downward to the bottom of the hammer pressing mechanism 3. Preferably, a backstop 71 is also provided on the output shaft of the motor 7 to ensure that the machine can stop reliably when the power is temporarily cut off.

[0030] As an improvement of the technical solution, Figure 2 As shown, a crossbeam 311 is fixedly provided below the lifting frame 31 , and the one-way connecting rod 432 cooperates with the crossbeam 311 to drive the hammer pressing mechanism 3 to rise.

[0031] As an improvement of the technical solution, Figures 2 to 4 As shown, the push-pull mechanism includes a groove wheel mechanism 51, a second connecting rod 52, a reversing connecting member 53, a push-pull rod 54 and a sliding seat 55, wherein the groove wheel mechanism 51 includes a groove wheel 511, a cylindrical pin 512, a limiting wheel 513 and a groove wheel transmission shaft 514, the cylindrical pin 512 and the limiting wheel 513 are both fixed on the output shaft of the motor 7, the groove wheel transmission shaft 514 is parallel to the output shaft of the motor 7, the groove wheel 511 is fixed on the groove wheel transmission shaft 514 and cooperates with the cylindrical pin 512 and the limiting wheel 513, through the groove wheel The mechanism can realize the intermittent rotation of the groove wheel transmission shaft. A second connecting block 5141 is also fixed on the groove wheel transmission shaft 514. The second connecting rod 52 is hinged to the second connecting block 5141. The reversing connecting member 53 is hinged to the second connecting rod 52 and the push-pull rod 54 respectively. The sliding seat 55 is hinged to the push-pull rod 54 and is limited in the slideway of the frame 1. The push-pull rod 54 can push and pull the sliding seat 55 to reciprocate along the frame 1 under the drive of the motor 7, the groove wheel mechanism 51, the second connecting rod 52 and the reversing connecting member 53. Preferably, as Figure 5 As shown, a limit slider 56 is provided at the lower part of the sliding seat 55 , and the limit slider cooperates with the frame 1 .

[0032] As an improvement of the technical solution, Figure 4 As shown, the reversing connecting member 53 includes a rotating shaft 531 fixed on the frame 1 and a third connecting block 532 and a fourth connecting block 533 fixed on the rotating shaft 531 , the third connecting block 532 is hinged to the second connecting rod 52 , and the fourth connecting block 533 is hinged to the push-pull rod 54 .

[0033] As an improvement of the technical solution, Figure 5 As shown, the rotating mechanism is rotatably connected to the bottom of the sliding seat 55, and includes a ratchet 61, a pawl 62 and a ratchet rocker arm 63. The ratchet 61 is fixedly connected to the sample crushing plate 2. There are two ratchet 62, which are relatively matched and arranged on both sides of the ratchet 61. There are two ratchet rockers 63, one end of the two ratchet rockers 63 is sleeved on the central axis of the ratchet 61, and the other ends are respectively limited in two slide grooves (not shown in the figure) fixed on the frame 1. The two slide grooves are relatively arranged, and the ends of the ratchet rocker arms 63 can slide in the corresponding slide grooves. When the sliding seat is pushed and pulled, the pawl clamps the ratchet, and the ratchet will rotate under the action of the ratchet rocker arm. With each rotation, the ratchet drives the sample crushing plate to rotate one ratchet division.

[0034] As an improvement of the technical solution, a through hole is provided in the middle of the sliding seat 55, and the ratchet wheel 61 and the sample crushing plate 2 are rotatably connected to the sliding seat 55 via a bearing matched with the through hole.

[0035] like Figure 1 , Figure 2 As shown, the soil sample crushing device may include multiple one-to-one corresponding sample crushing plates, hammer pressing mechanisms and rotating mechanisms. The lifting mechanism and push-pull mechanism may be arranged one-to-one corresponding to the above-mentioned mechanisms, or a connecting rod may be used to allow multiple sample crushing plates and hammer pressing mechanisms to share the power assembly of the lifting mechanism, push-pull mechanism and rotating mechanism (motor, first connecting block, first connecting rod, grooved wheel mechanism, second connecting rod).

[0036] As an improvement of the technical solution, Figure 2 As shown, the sample crushing tray 2 includes a cutting board 21 and a sample crushing tray body 22 connected to the cutting board 21 to facilitate replacement of the sample crushing tray body. The sample crushing tray body and the sample crushing hammer are preferably made of hardwood, and the sample crushing hammer preferably adopts a quick installation structure.

[0037] As an improvement of the technical solution, Figure 6 As shown, the soil sample crushing device further comprises a protective cover 8 for covering the sample crushing plate 2 and the hammer pressing mechanism 3 to play a safety protection role, and a protective door 81 is arranged on the protective cover 8.

[0038] Dust will be generated during the sample crushing process. As an improvement to the technical solution, Figure 6As shown, the soil sample crushing device also includes a fan 9, which is connected to the protective cover 8 through an air duct 10 and is used to draw out dust. The dust can be discharged into a sink or a bucket to ensure a clean working environment. The outer periphery of the frame is preferably provided with a enclosure 11.

[0039] In order to facilitate the movement of the soil sample crushing device, Figure 1 , Figure 6 As shown, a roller 12 may also be provided at the bottom of the frame, and the roller is preferably a roller with a self-locking structure.

[0040] The detailed description of the present invention is written in a progressive manner, emphasizing the differences between the various implementations, and similar parts thereof can be referred to each other.

[0041] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention.

Claims

1. A soil sample crushing device, characterized in that: include: A frame (1), a sample crushing plate (2), a hammer pressing mechanism (3), a lifting mechanism, a push-pull mechanism and a rotating mechanism, wherein the sample crushing plate (2) is rotatably connected to the top of the push-pull mechanism and can make a forward and backward reciprocating motion along the frame (1) under the drive of the push-pull mechanism; when the sample crushing plate (2) moves forward or backward, it completes a unidirectional rotation under the action of the rotating mechanism; the hammer pressing mechanism (3) comprises a lifting frame (31) arranged on the frame (1) and a sample crushing hammer (32) installed on the upper part of the lifting frame (31); the lifting frame (31) can be raised along the frame (1) under the drive of the lifting mechanism, and can be lowered under the action of its own gravity to cooperate with the sample crushing plate (2) to achieve sample crushing; the machine A motor (7) is fixedly arranged above the frame (1); the lifting mechanism comprises a first connecting block (41) fixed on the output shaft of the motor (7), a first connecting rod (42) hinged to the first connecting block (41), and a swing rod (43) hinged to the first connecting rod (42); the swing rod (43) comprises a swing rod body (431) hinged to the frame (1) at one end and a one-way connecting rod (432) hinged to the swing rod body (431); the one-way connecting rod (432) can be bent upward relative to the swing rod body (431); the one-way connecting rod (432) is arranged below the hammer pressing mechanism (3) and can be driven by the motor (7), the first connecting block (41), the first connecting rod (42), and the swing rod body (431) in sequence. The lifting frame (31) is reciprocatingly lifted and lowered. When the swing rod (43) rises, the hammer pressing mechanism (3) is driven to rise. When it rises to its upper dead point, the one-way connecting rod (432) is separated from the hammer pressing mechanism (3), and the hammer pressing mechanism (3) descends under the action of gravity to achieve sample crushing. When the swing rod (43) descends to the point where the one-way connecting rod (432) contacts the hammer pressing mechanism (3), the one-way connecting rod (432) bends upward and then goes downward to the bottom of the hammer pressing mechanism (3). A crossbeam (311) is fixedly provided below the lifting frame (31). The one-way connecting rod (432) cooperates with the crossbeam (311) to drive the hammer pressing mechanism (3) to rise. The push-pull mechanism includes a grooved wheel mechanism (51), a second connecting rod (5 2), a reversing connecting member (53), a push-pull rod (54) and a sliding seat (55), wherein the grooved wheel mechanism (51) comprises a grooved wheel (511), a cylindrical pin (512), a limiting wheel (513) and a grooved wheel transmission shaft (514), the cylindrical pin (512) and the limiting wheel (513) are both fixed on the output shaft of the motor (7), the grooved wheel transmission shaft (514) is parallel to the output shaft of the motor (7), the grooved wheel (511) is fixed on the grooved wheel transmission shaft (514) and cooperates with the cylindrical pin (512) and the limiting wheel (513), a second connecting block (5141) is also fixed on the grooved wheel transmission shaft (514), and the second connecting rod (52) is hinged to the second connecting block (5141),The reversing connecting member (53) is hinged to the second connecting rod (52) and the push-pull rod (54) respectively; the sliding seat (55) is hinged to the push-pull rod (54) and is limitedly arranged in a slideway of the frame (1); the push-pull rod (54) can push and pull the sliding seat (55) to reciprocate forward and backward along the frame (1) under the drive of the motor (7), the grooved wheel mechanism (51), the second connecting rod (52) and the reversing connecting member (53); the rotating mechanism is rotatably connected to the bottom of the sliding seat (55) and includes a ratchet wheel (61). , a ratchet (62) and a ratchet rocker (63), the ratchet wheel (61) is fixedly connected to the sample crushing plate (2), the ratchet (62) is two, and is arranged on both sides of the ratchet wheel (61) in a relatively matched manner, the ratchet rocker (63) is two, one end of the two ratchet rockers (63) is sleeved on the central axis of the ratchet wheel (61), and the other end is respectively limited in two slide grooves fixed on the frame (1), the two slide grooves are arranged oppositely, and the end of the ratchet rocker (63) can slide in the corresponding slide groove. , 2. The soil sample crushing device according to claim 1, characterized in that: The reversing connecting member (53) comprises a rotating shaft (531) fixed on the frame (1), and a third connecting block (532) and a fourth connecting block (533) fixed on the rotating shaft (531); the third connecting block (532) is hingedly connected to the second connecting rod (52), and the fourth connecting block (533) is hingedly connected to the push-pull rod (54).

3. The soil sample crushing device according to claim 1, characterized in that: A through hole is provided in the middle of the sliding seat (55), and the ratchet wheel (61) and the sample crushing plate (2) are rotatably connected to the sliding seat (55) via a bearing that cooperates with the through hole.

4. The soil sample crushing device according to claim 1, characterized in that: The sample crushing tray (2) comprises a cutting board (21) and a sample crushing tray body (22) connected above the cutting board (21).

5. The soil sample crushing device according to claim 1, characterized in that: It also includes a protective cover (8) for covering the sample crushing plate (2) and the hammer pressing mechanism (3).

6. The soil sample crushing device according to claim 1, characterized in that: It also includes a fan (9), which is connected to the protective cover (8) via an air duct (10) and is used to draw out dust.

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