Leakage-proof slurry inlet pipe connecting device for sand pump

Abstract

The utility model relates to the technical field of sand pumps, and discloses an anti-leakage slurry inlet pipe connecting device for a sand pump. The pipe body is communicated with the right side of the pump body; the connecting assembly is fixedly connected to the outer side of the pipe body. According to the anti-leakage slurry inlet pipe connecting device for the sand pump, the mounting lantern ring is arranged on the outer wall of the left end of the pipe body in a sleeving mode, meanwhile, the connecting abutting ring is connected to conduct sealing clamping abutting on the sealing ring, the situation that the sealing ring deforms and influences the sealing effect is avoided, meanwhile, the clamping block is clamped in the mounting clamping groove, the mounting lantern ring is mounted on the outer wall of the pipe body, and the sealing effect is improved. The position of the clamping block can be adjusted and reset through the arranged spring; a positioning plate is clamped to the right end of a movable block through a positioning groove, the position of the movable block is positioned, the mounting stability of a mounting lantern ring is improved, an annular block is rotationally connected to the inner surface of a through hole, a fixing bolt can be rotated, the positioning plate is fixedly connected with a connecting block in a threaded mode, and the mounting stability of the connecting assembly is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sand pumps, in particular to a leakage-proof slurry inlet pipe connecting device for a sand pump. Background Art

[0002] A sand pump is a type of centrifugal mud pump used to transport suspensions containing sand, slag, etc., and to transport flushing fluids such as mud or water into the borehole during the drilling process.

[0003] In order to improve the sealing performance of the mud pump pipe connection, a sealing ring is used for sealing. However, during use, the sealing ring may bulge, resulting in reduced sealing effect. For this reason, we provide a leak-proof slurry inlet pipe connection device for sand pumps. Utility Model Content

[0004] The utility model aims to provide a leakage-proof slurry inlet pipe connecting device for a sand pump, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a leakage-proof slurry inlet pipe connection device for a sand pump, comprising: a pump body;

[0006] A pipe body connected to the right side of the pump body;

[0007] And a connecting component fixedly connected to the outside of the tube body; the connecting component includes a sealing structure fixedly connected to the outer wall of the tube body, and the sealing structure is connected to a fixing structure.

[0008] Preferably, the sealing structure includes a sealing ring sleeved on the outer wall of the tube body, the outer surface of the sealing ring contacts with a pressure ring, the outer wall of the pressure ring is fixedly connected to the inner surface of the mounting ring, the mounting ring is sleeved on the outer wall of the tube body, the right side of the mounting ring is fixedly connected to an extension ring, the right side of the mounting ring is fixedly connected to a movable groove, the inner surface of the movable groove is slidably connected to a movable block, the bottom of the inner end of the movable block is fixedly connected to a clamping block, the bottom end of the clamping block is clamped in the mounting clamping groove opened on the outer wall of the tube body, the top of the clamping block is fixedly connected to a spring, and the end of the spring away from the clamping block is fixedly connected to the inner surface of the mounting ring.

[0009] Preferably, the fixing structure includes a connecting block fixedly connected to the outer wall of the mounting collar, a fixing bolt is threaded through the side surface of the connecting block, an annular block is fixedly connected to the outer wall at the right end of the fixing bolt, the outer surface of the annular block passes through a through hole opened on the side surface of the positioning plate, a positioning groove is opened on the side surface of the positioning plate, the positioning groove is clamped at the right end of the movable block, and a fixing nut is threadedly connected to the outer wall at the left end of the fixing bolt.

[0010] Preferably, the sealing ring is fixedly sleeved at the connection between the pump body and the tube body, and the connection is sealed to prevent leakage.

[0011] Preferably, the left side of the pressing ring is clamped on the outer surface of the sealing ring to perform sealing pressing on the sealing ring.

[0012] Preferably, the connecting block is threadedly connected to the positioning plate via fixing bolts, so that the movable block is positioned to improve the installation stability of the mounting collar.

[0013] Preferably, the annular block is rotatably connected to the inner surface of the through hole to facilitate the rotation of the fixing bolt.

[0014] Compared with the prior art, the utility model provides a leakage-proof slurry inlet pipe connection device for a sand pump, which has the following beneficial effects:

[0015] 1. The leakage-proof slurry inlet pipe connection device for the sand pump sets the installation ring on the outer wall of the left end of the pipe body, and connects the pressure ring to seal and press the sealing ring to prevent the sealing ring from deforming and affecting the sealing effect. At the same time, the card block is connected in the installation card groove, and the installation ring is installed on the outer wall of the pipe body. The position of the card block can be adjusted and reset by the provided spring.

[0016] 2. The leakage-proof slurry inlet pipe connection device for the sand pump clamps the positioning plate to the right end of the movable block through the positioning groove, locates the position of the movable block, improves the installation stability of the mounting ring, and at the same time, the annular block is rotatably connected to the inner surface of the through hole, and the fixing bolt can be rotated to fix the positioning plate and the connection block thread, thereby further improving the installation stability of the connection assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the cutaway structure of the utility model;

[0019] Figure 3 It is a partial structural schematic diagram of the utility model;

[0020] Figure 4 This is a schematic diagram of the sealing structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the fixed structure of the utility model.

[0022] In the figure: pump body 1, tube body 2, connecting assembly 3, sealing structure 31, sealing ring 311, pressing ring 312, mounting collar 313, extension ring 314, movable groove 315, movable block 316, clamping block 317, mounting clamping groove 318, spring 319, fixing structure 32, connecting block 321, fixing bolt 322, annular block 323, positioning plate 324, through hole 325, positioning groove 326, fixing nut 327. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Example 1

[0026] The utility model provides a leakage-proof slurry inlet pipe connection device for a sand pump, such as Figures 1 to 5 As shown: a leakage-proof slurry inlet pipe connection device for a sand pump, comprising: a pump body 1;

[0027] Connected to the pipe body 2 arranged on the right side of the pump body 1;

[0028] And a connecting component 3 fixedly connected to the outside of the tube body 2; the connecting component 3 includes a sealing structure 31 fixedly connected to the outer wall of the tube body 1, and the sealing structure 31 is connected to a fixing structure 32.

[0029] The sealing structure 31 includes a sealing ring 311 sleeved on the outer wall of the tube body 2, the outer surface of the sealing ring 311 contacts with a pressing ring 312, the outer wall of the pressing ring 312 is fixedly connected to the inner surface of the mounting ring 313, the mounting ring 313 is sleeved on the outer wall of the tube body 2, the right side of the mounting ring 313 is fixedly connected with an extension ring 314, the right side of the mounting ring 313 is fixedly connected with a movable groove 315, the inner surface of the movable groove 315 is slidably connected with a movable block 316, the bottom of the inner end of the movable block 316 is fixedly connected with a clamping block 317, the bottom end of the clamping block 317 is clamped in the mounting clamping groove 318 opened on the outer wall of the tube body 2, the top of the clamping block 317 is fixedly connected with a spring 319, and the end of the spring 319 away from the clamping block 317 is fixedly connected to the inner surface of the mounting ring 313.

[0030] In this embodiment, the sealing ring 311 is fixedly sleeved at the connection between the pump body 1 and the tube body 2 to seal the connection to prevent leakage.

[0031] Furthermore, the left side of the pressing ring 312 is clamped on the outer surface of the sealing ring 311 to perform sealing pressing on the sealing ring 311 .

[0032] Example 2

[0033] On the basis of Example 1, the leakage-proof slurry inlet pipe connection device for a sand pump provided by the utility model is as follows: Figures 1 to 5 As shown: the fixed structure 32 includes a connecting block 321 fixedly connected to the outer wall of the mounting collar 313, a fixing bolt 322 is threadedly penetrated through the side surface of the connecting block 321, a ring block 323 is fixedly connected to the outer wall of the right end of the fixing bolt 322, the outer surface of the ring block 323 penetrates through the through hole 325 opened on the side surface of the positioning plate 324, a positioning groove 326 is opened on the side surface of the positioning plate 324, the positioning groove 326 is clamped on the right end of the movable block 316, and a fixing nut 327 is threadedly connected to the outer wall of the left end of the fixing bolt 322.

[0034] In this embodiment, the connection block 321 is threadedly connected to the positioning plate 324 via the fixing bolts 322 , so as to position the movable block 316 and improve the installation stability of the mounting collar 313 .

[0035] Furthermore, the annular block 323 is rotatably connected to the inner surface of the through hole 325 to facilitate the rotation of the fixing bolt 322 .

[0036] In actual operation, when the device is used, the mounting ring 313 is sleeved on the outer wall of the left end of the tube body 2. At the same time, as the mounting ring 313 moves, the clamping block 317 is squeezed by the outer wall of the tube body 2 and connected to the movable block 316 to move in the movable groove 315. When the clamping block 317 corresponds to the mounting groove 318, the elasticity of the spring 319 drives the clamping block 317 to reset and clamp in the mounting groove 318, and the mounting ring 313 is installed on the outer wall of the tube body 2. At the same time, the pressing ring 312 is connected to seal and clamp the sealing ring 311 to prevent the sealing ring 311 from deforming and affecting the sealing effect, and to avoid leakage during use.

[0037] At this time, the positioning plate 324 is clamped to the right end of the movable block 316 through the positioning groove 326 to position the position of the movable block 316. At the same time, the annular block 323 is rotatably connected to the inner surface of the through hole 325, and the fixing bolt 322 can be rotatably fixed to the positioning plate 324 and the connecting block 321 to further improve the installation stability of the connecting component 3.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A leakage-proof slurry inlet pipe connection device for a sand pump, comprising: Pump body (1); Connected to a pipe body (2) arranged on the right side of the pump body (1); and a connection assembly (3) fixedly connected to the outside of the tube body (2); characterized in that the connection assembly (3) comprises a sealing structure (31) fixedly connected to the outer wall of the tube body (2), and the sealing structure (31) is connected to a fixing structure (32).

2. The anti-leakage slurry inlet pipe connection device for a sand pump according to claim 1, characterized in that: The sealing structure (31) comprises a sealing ring (311) sleeved on the outer wall of the tube body (2); the outer surface of the sealing ring (311) contacts a pressing ring (312); the outer wall of the pressing ring (312) is fixedly connected to the inner surface of a mounting ring (313); the mounting ring (313) is sleeved on the outer wall of the tube body (2); the right side of the mounting ring (313) is fixedly connected to an extension ring (314); the right side of the mounting ring (313) is fixedly connected to a movable A movable groove (315) is provided, wherein the inner surface of the movable groove (315) is slidably connected to a movable block (316), the inner bottom of the movable block (316) is fixedly connected to a clamping block (317), the bottom end of the clamping block (317) is clamped to a mounting clamping groove (318) provided on the outer wall of the tube body (2), the top of the clamping block (317) is fixedly connected to a spring (319), and one end of the spring (319) away from the clamping block (317) is fixedly connected to the inner surface of the mounting collar (313).

3. The anti-leakage slurry inlet pipe connection device for a sand pump according to claim 1, characterized in that: The fixing structure (32) comprises a connecting block (321) fixedly connected to the outer wall of the mounting collar (313); a fixing bolt (322) is threadedly penetrated through the side surface of the connecting block (321); an annular block (323) is fixedly connected to the outer wall of the right end of the fixing bolt (322); the outer surface of the annular block (323) penetrates through a through hole (325) provided on the side surface of the positioning plate (324); a positioning groove (326) is provided on the side surface of the positioning plate (324); the positioning groove (326) is clamped to the right end of the movable block (316); and a fixing nut (327) is threadedly connected to the outer wall of the left end of the fixing bolt (322).

4. The anti-leakage slurry inlet pipe connection device for a sand pump according to claim 2, characterized in that: The sealing ring (311) is fixedly sleeved at the connection between the pump body (1) and the pipe body (2).

5. The anti-leakage slurry inlet pipe connection device for a sand pump according to claim 2, characterized in that: The left side of the pressing ring (312) is clamped on the outer surface of the sealing ring (311).

6. The anti-leakage slurry inlet pipe connection device for a sand pump according to claim 3, characterized in that: The connection block (321) is threadedly connected to the positioning plate (324) via a fixing bolt (322).

7. The anti-leakage slurry inlet pipe connection device for a sand pump according to claim 3, characterized in that: The annular block (323) is rotatably connected to the inner surface of the through hole (325).

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