Asphalt sampler

Abstract

The utility model relates to the technical field of asphalt sampling tools, in particular to an asphalt sampler which comprises a sampler body, a plurality of material taking holes are formed in the bottom surface of the sampler body, an extraction mechanism is arranged above the sampler body, a heat preservation mechanism is arranged on the outer side of the sampler body, and the extraction mechanism comprises an extraction part and a locking part. The extraction mechanism is used for extracting asphalt, and the heat preservation mechanism is used for preserving heat of an asphalt sample in the sampler body. Through the elastic action of the spring, under the pushing of the spring, the moving plate moves leftwards, the moving plate pushes the two supporting rods to move leftwards, and the two supporting rods push the clamping block to move leftwards, so that the clamping block is meshed with the gear, the gear is locked by the clamping block, and the rack and the connecting rod are locked by the gear; the connecting rod cannot drive the piston plate to move to push and discharge the asphalt, so that the stable asphalt extraction amount is ensured, and the subsequent detection accuracy is ensured.

Description

Technical Field

[0001] The utility model relates to the field of asphalt sampling tools, in particular to an asphalt sampler. Background Art

[0002] Asphalt is a solid, semi-solid or liquid organic gelling material. When the temperature rises, it will gradually soften from a solid or semi-solid state. When using an asphalt sampler to sample asphalt, the asphalt needs to be heated to a fluid.

[0003] The Chinese patent publication number CN210638950U discloses an asphalt sampler. The asphalt sampler includes a cylindrical shell, a pull rod is provided inside the shell, and a movable plug is detachably connected to the front end of the shell. A piston matching the inner diameter of the shell is connected to the pull rod. The movable plug is provided with a conical end at the front. The movable plug near the end is evenly distributed with a number of material extraction ports in the circumferential direction, and each material extraction port is connected to the inner cavity; the end is provided with a radially arranged spiral electric heating tube, and the spiral electric heating tube is connected to the power supply through a power cord. In view of the shortcomings of the prior art, the utility model provides an asphalt sampler with a simple and reasonable structure, which can sample viscous asphalt and is easy to clean later.

[0004] However, the following disadvantages still exist: after the device extracts asphalt, the handheld handle is not fixed, which can easily cause accidental contact, causing part of the extracted asphalt to be discharged from the material intake port, reducing the amount of extracted asphalt and affecting the subsequent detection accuracy.

[0005] Therefore, an asphalt sampler is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide an asphalt sampler to solve the problems raised in the above background technology.

[0007] To achieve the above object, the utility model provides the following technical solutions: an asphalt sampler, comprising a sampler body, a plurality of material taking holes are arranged on the bottom surface of the sampler body, an extraction mechanism is arranged above the sampler body, and a heat preservation mechanism is arranged outside the sampler body;

[0008] The extraction mechanism comprises an extraction part and a locking part, and the extraction mechanism is used to extract asphalt;

[0009] The heat preservation mechanism is used to keep the asphalt sample inside the sampler body warm.

[0010] Preferably, the extraction part includes a piston plate slidably mounted on the inner wall of the sampler body, a connecting rod is fixedly mounted on the top surface of the piston plate, a rack is fixedly mounted on the outer wall of one side of the connecting rod, a through hole is provided on the top surface of the sampler body, and the outer wall of the connecting rod and the outer wall of the rack are slidably connected to the inner wall of the through hole.

[0011] Preferably, three fixing rods are fixedly installed on the outer wall of the connecting rod, and sliding sleeves are respectively fixedly installed on the other ends of the three fixing rods. The inner walls of the three sliding sleeves are respectively slidably connected with sliding rods, the lower ends of the three sliding rods are fixedly connected to the top surface of the sampler body, and the upper ends of the three sliding rods are fixedly installed with fixing sleeves.

[0012] Preferably, the inner wall of the fixed sleeve is slidably connected to the outer wall of the connecting rod and the outer wall of the rack, and two fixed plates are fixedly installed on the top surface of the sampler body. The two fixed plates are close to each other and are rotatably connected to a rotating shaft through a first bearing seat. A gear is fixedly sleeved on the outer wall of the rotating shaft, and the outer wall of the gear is meshingly connected to the side of the rack.

[0013] Preferably, the front end of the rotating shaft extends to the front of the fixed plate, a handle is fixedly connected to the front end of the rotating shaft, a support frame is fixedly connected to the right side surfaces of the two fixed plates, and a fixing box is fixedly connected to the right side surface of the support frame.

[0014] Preferably, the locking portion includes a movable plate slidably mounted on the inner wall of the fixed box, a pull rod is fixedly mounted on the right side surface of the movable plate, the right end of the pull rod slides through the inner wall of the fixed box and extends to the right side of the fixed box, a spring is slidably sleeved on the outer wall of the pull rod, both ends of the spring are respectively fixedly connected to the right side surface of the movable plate and the inner wall of the right end of the fixed box, two support rods are fixedly connected to the left side surface of the movable plate, the two support rods slide through the left inner wall of the fixed box and the right side surface of the support frame and extend to the inside of the support frame, a clamping block is fixedly mounted on the left ends of the two support rods, and the left side of the clamping block is meshed with the outer wall of the gear.

[0015] Preferably, the heat preservation mechanism comprises a heating wire fixedly sleeved on the outer wall of the sampler body, the outer wall of the sampler body is fixedly connected with an outer shell, and the outer wall of the outer shell is provided with scale lines.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model uses the elastic force of the spring, the spring pushes the moving plate to move left, the moving plate pushes the two supporting rods to move left, the two supporting rods push the clamping block to move left, so that the clamping block meshes with the gear, and then the clamping block locks the gear, and the gear locks the rack and the connecting rod, so that the connecting rod will not drive the piston plate to move to push the asphalt out, thereby ensuring the stability of the amount of extracted asphalt and the accuracy of subsequent detection.

[0018] By setting the heating wire, outer shell and scale lines, under the action of the heating wire, it can be ensured that the extracted asphalt will not solidify, thereby ensuring the accuracy of the detection. By setting the scale lines, the amount of extracted asphalt can be accurately and intuitively observed, thereby ensuring the accuracy of the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described below in conjunction with the accompanying drawings:

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the bottom structure of the utility model

[0022] Figure 3 It is a schematic diagram of the structural section of the utility model;

[0023] Figure 4 For this utility model Figure 1 A magnified view of the structure at center;

[0024] Figure 5 This is an exploded view of the locking structure of the utility model.

[0025] In the figure: 1. sampler body; 101. material taking hole; 2. extraction mechanism; 201. piston plate; 202. connecting rod; 203. rack; 204. fixed rod; 205. sliding sleeve; 206. sliding rod; 207. fixed sleeve; 208. fixed plate; 209. rotating shaft; 210. gear; 211. handle; 212. support frame; 213. fixed box; 214. moving plate; 215. pull rod; 216. spring; 217. support rod; 218. block; 3. heat preservation mechanism; 301. heating wire; 302. shell; 303. scale line. DETAILED DESCRIPTION

[0026] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0027] It should be noted that many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0028] In addition, in the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0029] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. However, if it is indicated as a direct connection, it means that the two connected bodies are not connected through an intermediate structure, but are connected to form a whole only through a connecting structure. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0030] In the present utility model, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0031] Embodiment 1

[0032] See also Figures 1 to 5 The utility model provides a technical solution: an asphalt sampler, comprising a sampler body 1, a plurality of material taking holes 101 are arranged on the bottom surface of the sampler body 1, an extraction mechanism 2 is arranged above the sampler body 1, and a heat preservation mechanism 3 is arranged outside the sampler body 1;

[0033] The extraction mechanism 2 includes an extraction part and a locking part. The extraction mechanism 2 is used to extract asphalt. The extraction part includes a piston plate 201 slidably mounted on the inner wall of the sampler body 1. A connecting rod 202 is fixedly mounted on the top surface of the piston plate 201. A rack 203 is fixedly mounted on the outer wall of one side of the connecting rod 202. A through hole is provided on the top surface of the sampler body 1. The outer wall of the connecting rod 202 and the outer wall of the rack 203 are slidably connected to the inner wall of the through hole. Three fixing rods 204 are fixedly mounted on the outer wall of the connecting rod 202. The other ends of the three fixing rods 204 are respectively A sliding sleeve 205 is fixedly installed, and the inner walls of the three sliding sleeves 205 are slidably connected with sliding rods 206 respectively. The lower ends of the three sliding rods 206 are fixedly connected to the top surface of the sampler body 1. The upper ends of the three sliding rods 206 are fixedly installed with a fixed sleeve 207. The inner wall of the fixed sleeve 207 is slidably connected to the outer wall of the connecting rod 202 and the outer wall of the rack 203. Two fixed plates 208 are fixedly installed on the top surface of the sampler body 1. The two fixed plates 208 are close to each other and are rotatably connected to the rotating shaft 209 through the first bearing seat. The outer wall of the rotating shaft 209 is fixedly sleeved with The gear 210, the outer wall of the gear 210 is meshed with the side of the rack 203, the front end of the rotating shaft 209 extends to the front of the fixed plate 208, the front end of the rotating shaft 209 is fixedly connected with a handle 211, the right sides of the two fixed plates 208 are fixedly connected with a support frame 212, the right side of the support frame 212 is fixedly connected with a fixed box 213, the locking part includes a moving plate 214 slidably mounted on the inner wall of the fixed box 213, the right side of the moving plate 214 is fixedly mounted with a pull rod 215, the right end of the pull rod 215 slides through the inner wall of the fixed box 213 and extends Extending to the right side of the fixed box 213, the outer wall of the pull rod 215 is slidably sleeved with a spring 216, and the two ends of the spring 216 are respectively fixedly connected to the right side of the movable plate 214 and the right end inner wall of the fixed box 213, and the left side of the movable plate 214 is fixedly connected to two support rods 217, and the two support rods 217 slide through the left inner wall of the fixed box 213 and the right side of the support frame 212 and extend to the inside of the support frame 212, and the left ends of the two support rods 217 are fixedly installed with a clamping block 218, and the left side of the clamping block 218 is meshed with the outer wall of the gear 210.

[0034] Through the elastic force of spring 216, spring 216 pushes movable plate 214 to move left, movable plate 214 pushes two support rods 217 to move left, two support rods 217 push block 218 to move left, so that block 218 engages with gear 210, and then block 218 locks gear 210, gear 210 locks rack 203 and connecting rod 202, so that connecting rod 202 will not drive piston plate 201 to move and push asphalt out, thereby ensuring the stability of the amount of extracted asphalt and the accuracy of subsequent detection.

[0035] Embodiment 2

[0036] On the basis of the first embodiment, the heat preservation mechanism 3 is used to keep the asphalt sample inside the sampler body 1 warm. The heat preservation mechanism 3 includes a heating wire 301 fixedly sleeved on the outer wall of the sampler body 1. The outer wall of the sampler body 1 is fixedly connected with an outer shell 302. The outer wall of the outer shell 302 is provided with scale lines 303.

[0037] By setting the heating wire 301, the outer shell 302 and the scale line 303, under the action of the heating wire 301, it can be ensured that the extracted asphalt will not solidify, thereby ensuring the accuracy of the detection. By setting the scale line 303, the amount of the extracted asphalt can be accurately and intuitively observed, thereby ensuring the accuracy of the detection.

[0038] When the utility model is in use, one end of the device is brought into contact with asphalt, and the pull rod 215 is pulled to drive the support rods 217 and the block 218 of the movable plate 214 to move, and the block 218 stops locking the gear 210, and the handle 211 is turned to drive the rotating shaft 209 and the gear 210 to rotate, and the gear 210 drives the rack 203 and the connecting rod 202 to move upward, and drives the piston plate 201 to move upward, and then the asphalt is extracted through the material extraction hole 101, and the asphalt is accurately taken through the scale line 303. After the extraction is completed, the pull rod 215 is released. The spring 216 pushes the movable plate 214 to move left, and the movable plate 214 pushes the two support rods 217 to move left, and the two support rods 217 push the block 218 to move left, so that the block 218 engages with the gear 210, and then the block 218 locks the gear 210, and the gear 210 locks the rack 203 and the connecting rod 202, so that the connecting rod 202 will not drive the piston plate 201 to move to push the asphalt out. Under the action of the heating wire 301, it can be ensured that the extracted asphalt will not solidify, thereby ensuring the accuracy of the detection.

[0039] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0040] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. An asphalt sampler, comprising a sampler body (1), characterized in that: The bottom surface of the sampler body (1) is provided with a plurality of material taking holes (101), an extraction mechanism (2) is provided above the sampler body (1), and a heat preservation mechanism (3) is provided outside the sampler body (1); The extraction mechanism (2) comprises an extraction part and a locking part, and the extraction mechanism (2) is used to extract asphalt; The heat preservation mechanism (3) is used to keep the asphalt sample inside the sampler body (1) warm; The extraction part comprises a piston plate (201) slidably mounted on the inner wall of the sampler body (1); a connecting rod (202) is fixedly mounted on the top surface of the piston plate (201); a rack (203) is fixedly mounted on the outer wall of one side of the connecting rod (202); a through hole is provided on the top surface of the sampler body (1); the outer wall of the connecting rod (202) and the outer wall of the rack (203) are slidably connected to the inner wall of the through hole; three fixed rods (204) are fixedly mounted on the outer wall of the connecting rod (202); sliding sleeves (205) are respectively fixedly mounted on the other ends of the three fixed rods (204); the inner walls of the three sliding sleeves (205) are respectively slidably connected to sliding rods (206); the lower ends of the three sliding rods (206) are fixedly connected to the top surface of the sampler body (1); the upper ends of the three sliding rods (206) are fixedly mounted with fixed A fixed sleeve (207), the inner wall of the fixed sleeve (207) is slidably connected to the outer wall of the connecting rod (202) and the outer wall of the rack (203); two fixed plates (208) are fixedly installed on the top surface of the sampler body (1); the two fixed plates (208) are close to each other and are rotatably connected to a rotating shaft (209) through a first bearing seat; the outer wall of the rotating shaft (209) is fixedly sleeved with a gear (210); the outer wall of the gear (210) is meshingly connected to the side of the rack (203); the front end of the rotating shaft (209) extends to the front of the fixed plate (208); the front end of the rotating shaft (209) is fixedly connected to a handle (211); the right sides of the two fixed plates (208) are fixedly connected to a support frame (212); the right side of the support frame (212) is fixedly connected to a fixed box (213); The locking portion comprises a movable plate (214) slidably mounted on the inner wall of the fixed box (213); a pull rod (215) is fixedly mounted on the right side of the movable plate (214); the right end of the pull rod (215) slides through the inner wall of the fixed box (213) and extends to the right side of the fixed box (213); a spring (216) is slidably sleeved on the outer wall of the pull rod (215); two ends of the spring (216) are respectively fixedly connected to the right side of the movable plate (214) and the inner wall of the right end of the fixed box (213); two support rods (217) are fixedly connected to the left side of the movable plate (214); the two support rods (217) slide through the left inner wall of the fixed box (213) and the right side of the support frame (212) and extend to the inside of the support frame (212); a clamping block (218) is fixedly mounted on the left end of the two support rods (217); the left side of the clamping block (218) is meshedly connected to the outer wall of the gear (210).

2. An asphalt sampler according to claim 1, characterized in that: The heat preservation mechanism (3) comprises a heating wire (301) fixedly sleeved on the outer wall of the sampler body (1); the outer wall of the sampler body (1) is fixedly connected to a shell (302); and the outer wall of the shell (302) is provided with scale lines (303).

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