Low-temperature ethylene pump with protection mechanism

Abstract

The utility model relates to the technical field of low-temperature ethylene pumps, and discloses a low-temperature ethylene pump with a protection mechanism, which comprises an ethylene pump body, a constant-temperature mechanism is arranged at the bottom of the ethylene pump body, and supporting mechanisms are respectively arranged at the left end and the right end of the bottom of the ethylene pump body; the driving assembly comprises a supporting seat, the supporting seat is arranged at the bottom of the ethylene pump body, one end of the supporting seat is fixedly connected with a motor, one end of the motor is fixedly connected with a lead screw, the surface of the lead screw is in threaded connection with a threaded block, one side of the threaded block is fixedly connected with a vertical seat, and the interior of the vertical seat is slidably connected with a T-shaped block. And one end of the T-shaped block is fixedly connected with a sliding rod. According to the low-temperature ethylene pump with the protection mechanism, the supporting plate is driven to slide up and down under the limiting effect of the limiting rod, then the distance between the fan equipment and the heat conduction plate is changed, the low-temperature protection degree of the ethylene pump body is adjusted, and therefore the ethylene pump can be normally used in the low-temperature environment.

Description

Technical Field

[0001] The utility model relates to the technical field of low-temperature ethylene pumps, in particular to a low-temperature ethylene pump with a protection mechanism. Background Art

[0002] Cryogenic ethylene pump is a kind of equipment specially designed for transporting ethylene in low temperature environment. Ethylene is a very important chemical raw material, which is widely used in synthetic plastics, rubber, synthetic fibers and other fields. In the production and storage process of ethylene, in order to ensure its stability and safety, it needs to be kept at low temperature, which requires the use of cryogenic ethylene pump for transportation and storage.

[0003] In addition, low-temperature ethylene pumps are mainly used in the production and storage of ethylene. In the production process of ethylene, crude oil or other raw materials need to be converted into ethylene through a series of processes such as cracking, separation, and distillation. In this process, the low-temperature ethylene pump is responsible for transporting ethylene between various processes. In addition, the low-temperature ethylene pump needs to work in an extremely low temperature environment, so it has high requirements for the cold resistance of the equipment. In extremely low ambient temperatures, the temperature is too low and it will also affect the normal use of the ethylene pump. Therefore, the ethylene pump needs to be protected accordingly at low temperatures. Utility Model Content

[0004] The purpose of the utility model is to provide a low-temperature ethylene pump with a protection mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solutions: a low-temperature ethylene pump with a protection mechanism, comprising an ethylene pump body, characterized in that: an outer cylinder is fixedly connected to the bottom of the ethylene pump body, an ethylene pump shaft is fixedly connected to the middle of the bottom of the ethylene pump body, a supporting bottom ring is fixedly connected to the bottom end of the ethylene pump shaft, a constant temperature mechanism is arranged on the right side of the ethylene pump shaft, a supporting mechanism is arranged on the surface of the ethylene pump shaft, and a supporting wall seat is fixedly connected to the right side of the supporting mechanism;

[0006] The constant temperature mechanism comprises a driving component and a heating component, and the heating component is arranged on one side of the driving component;

[0007] The driving assembly comprises a support seat, the support seat is arranged on the right side of the ethylene pump shaft, one end of the support seat is fixedly connected to a motor, one end of the motor is fixedly connected to a screw rod, a threaded block is threadedly connected to the surface of the screw rod, one side of the threaded block is fixedly connected to a vertical seat, a T-shaped block is slidably connected inside the vertical seat, and one end of the T-shaped block is fixedly connected to a slide rod;

[0008] The heating assembly includes a heating box, which is arranged at the bottom of the ethylene pump body. A limit rod is fixedly connected inside the heating box, a support plate is slidably connected to the surface of the limit rod, a fan plate is fixedly connected inside the support plate, a fan device is fixedly connected inside the fan plate, an electric heating wire mesh is fixedly connected to the left end of the support plate, a heat conducting plate is fixedly connected to the top of the heating box, ventilation grilles are fixedly connected to the left and right sides of the heating box respectively, and one end of the support plate is fixedly connected to one end of the sliding rod.

[0009] Preferably, a slide groove is provided inside the support seat, the surface of the threaded block is slidably connected to the inside of the slide groove, and one end of the screw rod is rotatably connected to the inside of the slide groove, so that the threaded block can move in the slide groove, thereby adjusting the height of the fan plate and performing temperature control.

[0010] Preferably, a guide groove is provided inside the vertical seat, and the surface of the T-shaped block is slidably connected to the inside of the guide groove.

[0011] Preferably, an inclined groove is provided on the side of the heating box, and the surface of the sliding rod is slidably connected to the inside of the inclined groove.

[0012] Preferably, through holes are provided at the four corners of the support plate surface, and the surface of the limit rod passes through the through holes provided at the four corners of the support plate surface, so as to facilitate the limit rod to slide under the through holes inside the support plate, thereby providing support for temperature control adjustment.

[0013] Preferably, the support mechanism comprises a support slide, the support slide is arranged on the surface of the ethylene pump shaft, a connecting rod is rotatably connected inside the top end of the support slide, a clamping block is arranged on the top end of the connecting rod, and a bolt is threadedly connected inside the clamping block.

[0014] Preferably, a threaded hole is opened inside the top of the connecting rod, the bolt surface is threadedly connected to the inside of the threaded hole, and the right side of the support slide is fixedly connected to the surface of the support wall seat, so that the connecting rod can be installed by bolts and the ethylene pump body can be supported.

[0015] Compared with the prior art, the utility model provides a low-temperature ethylene pump with a protection mechanism, which has the following beneficial effects:

[0016] 1. The low-temperature ethylene pump with a protection mechanism has a constant temperature mechanism. The motor drives the screw to rotate and drives the threaded block to move, thereby driving the vertical seat to move, driving the sliding rod on the T-shaped block to slide up and down under the action of the inclined groove track opened on the side of the heating box, and driving the support plate to slide up and down under the limiting action of the limiting rod, thereby changing the distance between the fan device and the heat conduction plate, and adjusting the low-temperature protection degree of the ethylene pump body, so that the ethylene pump can be used normally in a low-temperature environment.

[0017] 2. The low-temperature ethylene pump with a protective mechanism clamps the clamps on the surface of the ethylene pump body through the support mechanism, then inserts the connecting rod on the support slide into the inside of the clamp, and uses bolts to tighten and fix the connecting rod and the clamp, thereby achieving the supporting and protective effect on the ethylene pump body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0020] Figure 2 This is a three-dimensional disassembled diagram of the drive assembly of the utility model;

[0021] Figure 3 This is a three-dimensional exploded view of the heating component of the utility model;

[0022] Figure 4 It is a three-dimensional diagram of the support mechanism of the utility model.

[0023] In the figure: 1. ethylene pump body; 2. constant temperature mechanism; 21. driving assembly; 211. support seat; 212. motor; 213. screw rod; 214. threaded block; 215. vertical seat; 216. T-shaped block; 217. slide rod; 22. heating assembly; 221. heating box; 222. limit rod; 223. support plate; 224. fan plate; 225. heat conduction plate; 226. ventilation grille; 227. fan equipment; 228. electric heating wire mesh; 3. supporting mechanism; 31. supporting slide seat; 32. connecting rod; 33. clamping block; 34. bolt; 4. outer cylinder; 5. ethylene pump shaft; 6. supporting bottom ring; 7. supporting wall seat. DETAILED DESCRIPTION

[0024] 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.

[0025] 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.

[0026] The utility model provides the following technical solutions:

[0027] Embodiment 1

[0028] Combination Figures 2 to 4 A low-temperature ethylene pump with a protection mechanism comprises an ethylene pump body 1, an outer cylinder 4 is fixedly connected to the bottom of the ethylene pump body 1, an ethylene pump shaft 5 is fixedly connected to the middle of the bottom of the ethylene pump body 1, a supporting bottom ring 6 is fixedly connected to the bottom end of the ethylene pump shaft 5, a constant temperature mechanism 2 is arranged on the right side of the ethylene pump shaft 5, a supporting mechanism 3 is arranged on the surface of the ethylene pump shaft 5, and a supporting wall seat 7 is fixedly connected to the right side of the supporting mechanism 3;

[0029] The constant temperature mechanism 2 includes a driving component 21 and a heating component 22, and the heating component 22 is arranged on one side of the driving component 21;

[0030] The driving assembly 21 includes a support seat 211, which is arranged on the right side of the ethylene pump shaft 5. One end of the support seat 211 is fixedly connected to a motor 212, one end of the motor 212 is fixedly connected to a screw rod 213, a threaded block 214 is threadedly connected to the surface of the screw rod 213, one side of the threaded block 214 is fixedly connected to a vertical seat 215, a T-shaped block 216 is slidably connected inside the vertical seat 215, and one end of the T-shaped block 216 is fixedly connected to a slide rod 217;

[0031] The heating assembly 22 includes a heating box 221, which is arranged at the bottom of the ethylene pump body 1. A limit rod 222 is fixedly connected inside the heating box 221, and a support plate 223 is slidably connected on the surface of the limit rod 222. A fan plate 224 is fixedly connected inside the support plate 223, and a fan device 227 is fixedly connected inside the fan plate 224. An electric heating wire mesh 228 is fixedly connected to the left end of the support plate 223. A heat conducting plate 225 is fixedly connected to the top of the heating box 221. Ventilation grilles 226 are fixedly connected on the left and right sides of the heating box 221 respectively. One end of the support plate 223 is fixedly connected to one end of the sliding rod 217. A slide groove is provided inside the support seat 211. The surface of the threaded block 214 is slidably connected to the inside of the slide groove. One end of the screw rod 213 is rotatably connected to the inside of the slide groove. A guide groove is provided inside the vertical seat 215, and the surface of the T-shaped block 216 is slidably connected to the inside of the guide groove.

[0032] Furthermore, an inclined groove is provided on the side of the heating box 221, and the surface of the slide rod 217 is slidably connected to the inside of the inclined groove. The motor 212 drives the screw rod 213 to rotate and drives the threaded block 214 to move, thereby driving the vertical seat 215 to move, and drives the slide rod 217 on the T-shaped block 216 to slide up and down under the action of the inclined groove track provided on the side of the heating box 221, and drives the support plate 223 to slide up and down under the limiting action of the limiting rod 222, thereby changing the distance between the fan plate 224 and the heat conduction plate 225, and adjusting the low-temperature protection degree of the ethylene pump body 1, so that the ethylene pump can be used normally in a low-temperature environment.

[0033] Embodiment 2

[0034] See also Figure 1-4 On the basis of the first embodiment, through holes are further provided at the four corners of the surface of the support plate 223, the surface of the limit rod 222 penetrates the through holes provided at the four corners of the surface of the support plate 223, the support mechanism 3 includes a support slide 31, the support slide 31 is arranged on the surface of the ethylene pump shaft 5, a connecting rod 32 is rotatably connected to the top of the support slide 31, a clamping block 33 is arranged at the top of the connecting rod 32, and a bolt 34 is threadedly connected to the inside of the clamping block 33.

[0035] Furthermore, a threaded hole is opened inside the top end of the connecting rod 32, and the surface of the bolt 34 is threadedly connected to the inside of the threaded hole. The right side of the support slide 31 is fixedly connected to the surface of the support wall seat 7, and the clamping blocks 33 are respectively clamped on the surface of the ethylene pump body 1. Then, the connecting rod 32 on the support slide 31 is inserted into the inside of the clamping block 33, and the bolt 34 is used to tighten and fix the connecting rod 32 and the clamping block 33, thereby achieving the supporting and protecting effect on the ethylene pump body 1.

[0036] In actual operation, when this device is used, when performing low-temperature protection on the ethylene pump body 1, the electric heating screen 228 is first heated, and then the fan device 227 is started to blow air and transfer the heat generated on the electric heating screen 228 to the surface of the heat conducting plate 225, and then the heat is transmitted to the surface of the ethylene pump body 1 for low-temperature protection. When the degree of low-temperature protection needs to be adjusted, the motor 212 drives the screw rod 213 to rotate and drives the threaded block 214 to move, thereby driving the vertical seat 215 to move, and driving the slide bar 217 on the T-shaped block 216 to slide up and down under the action of the inclined groove track opened on the side of the heating box 221, and driving the support plate 223 to slide up and down under the limiting action of the limiting rod 222, thereby changing the distance between the fan device 227 and the heat conducting plate 225, and adjusting the degree of low-temperature protection of the ethylene pump body 1;

[0037] In addition, when it is necessary to support and protect the entire ethylene pump body 1, the clamping blocks 33 are respectively clamped on the surface of the ethylene pump body 1, and then the connecting rod 32 on the supporting slide 31 is inserted into the inside of the clamping blocks 33, and the connecting rod 32 and the clamping blocks 33 are tightened and fixed with bolts 34, thereby achieving the supporting and protecting effect of the ethylene pump body 1.

[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 low-temperature ethylene pump with a protective mechanism, comprising an ethylene pump body (1), characterized in that: The bottom of the ethylene pump body (1) is fixedly connected to an outer cylinder (4), the middle of the bottom of the ethylene pump body (1) is fixedly connected to an ethylene pump shaft (5), the bottom end of the ethylene pump shaft (5) is fixedly connected to a supporting bottom ring (6), a constant temperature mechanism (2) is arranged on the right side of the ethylene pump shaft (5), a supporting mechanism (3) is arranged on the surface of the ethylene pump shaft (5), and a supporting wall seat (7) is fixedly connected to the right side of the supporting mechanism (3); The constant temperature mechanism (2) comprises a driving component (21) and a heating component (22), wherein the heating component (22) is arranged on one side of the driving component (21); The driving assembly (21) comprises a support seat (211), the support seat (211) is arranged on the right side of the ethylene pump shaft (5), one end of the support seat (211) is fixedly connected to a motor (212), one end of the motor (212) is fixedly connected to a screw rod (213), a threaded block (214) is threadedly connected to the surface of the screw rod (213), one side of the threaded block (214) is fixedly connected to a vertical seat (215), a T-shaped block (216) is slidably connected inside the vertical seat (215), and one end of the T-shaped block (216) is fixedly connected to a sliding rod (217); The heating assembly (22) comprises a heating box (221), the heating box (221) is arranged at the bottom of the ethylene pump body (1), a limiting rod (222) is fixedly connected inside the heating box (221), a support plate (223) is slidably connected to the surface of the limiting rod (222), a fan plate (224) is fixedly connected inside the support plate (223), a fan device (227) is fixedly connected inside the fan plate (224), an electric heating screen (228) is fixedly connected to the left end of the support plate (223), a heat conducting plate (225) is fixedly connected to the top of the heating box (221), ventilation grilles (226) are fixedly connected to the left and right sides of the heating box (221), and one end of the support plate (223) is fixedly connected to one end of the sliding rod (217).

2. A low-temperature ethylene pump with a protection mechanism according to claim 1, characterized in that: A sliding groove is provided inside the support seat (211), the surface of the threaded block (214) is slidably connected to the inside of the sliding groove, and one end of the screw rod (213) is rotationally connected to the inside of the sliding groove.

3. A low temperature ethylene pump with a protection mechanism according to claim 1, characterized in that: A guide groove is provided inside the vertical seat (215), and the surface of the T-shaped block (216) is slidably connected to the inside of the guide groove.

4. A low-temperature ethylene pump with a protection mechanism according to claim 1, characterized in that: The side of the heating box (221) is provided with an inclined groove, and the surface of the sliding rod (217) is slidably connected to the inside of the inclined groove.

5. A low temperature ethylene pump with a protection mechanism according to claim 1, characterized in that: Through holes are provided at four corners of the surface of the support plate (223), and the surface of the limiting rod (222) passes through the through holes provided at the four corners of the surface of the support plate (223).

6. A low-temperature ethylene pump with a protection mechanism according to claim 1, characterized in that: The support mechanism (3) comprises a support slide (31), the support slide (31) is arranged on the surface of the ethylene pump shaft (5), a connecting rod (32) is rotatably connected inside the top end of the support slide (31), a clamping block (33) is arranged at the top end of the connecting rod (32), and a bolt (34) is threadedly connected inside the clamping block (33).

7. A low-temperature ethylene pump with a protection mechanism according to claim 6, characterized in that: A threaded hole is provided inside the top end of the connecting rod (32), the surface of the bolt (34) is threadedly connected to the inside of the threaded hole, and the right side of the supporting sliding seat (31) is fixedly connected to the surface of the supporting wall seat (7).

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